
MerCruiser 4 Cylinder 153 C.I.D. 120 H.P.
Model 120 Engine
Log Style
Direct Replacement
MC
1
63122
MC
29
60372
MC
20
55538
MC
29
47587
1
73811
1
47638
MC47
475KIT
MC47
27
35898
MC47
27
39915
1
73811P
MC
1
35898P
1
47638P
MC
1
63122P
MC
20
55538P
MC47
27
39923
MC47
27
35898A4
MC47
27
39917
MC47
27
52546
|
MC-1-63122 |
Direct replacement water cooled
exhaust manifold. Replaces Mer Cruiser part # B-63122A1 |
MC-20-55538 |
Direct replacement exhaust elbow/
riser. Replaces MerCruiser part #
B-39920 and # B-55538A2. |
MC-20-55538P |
Riser to exhaust manifold mounting
package. |
1-39949P |
Choke oven cover assembly. Not
pictured. |
1-47638 |
Direct replacement exhaust manifold
end cap/connector (front). Replaces
MerCruiser part # B-47638. |
1-47638P |
Exhaust manifold end cap/connector
(front) mounting package. |
1-73811 |
Direct replacement exhaust manifold
end cap (rear). |
1-73811P |
Exhaust manifold end cap (rear)
mounting package |
MC-1-35898P |
Intake manifold mounting package. |
MC-1-63122P |
Exhaust manifold mounting package. |
MC-29-47587 |
Direct replacement lower thermostat
housing. |
MC-29-60372 |
Direct replacement upper thermostat
housing. |
MC47-475KIT |
Thermostat kit (includes gasket and
thermostat). |
MC47-27-35898 |
Direct replacement intake manifold
gasket. |
MC47-27-35898A4 |
Exhaust manifold gasket set. |
MC47-27-39915 |
Direct replacement exhaust manifold
to exhaust elbow gasket. |
MC47-27-39917 |
Direct replacement exhaust manifold
end cap/connector gasket. |
MC47-27-39923 |
Direct replacement exhaust manifold
end cap gasket. |
MC47-27-52546 |
Direct replacement exhaust manifold
to cylinder head gasket |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Riser includes plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser 4
Cylinder 181 C.I.D. 140 H.P.
Model 140 Engine
Log Style
Direct Replacement
MC
1
52390
MC
20
60426
MC
20
61851A3
MC
29
47587
MC
29
60372
MC47
475KIT
MC
20
60426P
1
54870/73813
1
60252
1
60252P
1
54870P
MC
1
52390P
MC47
27
73814
MC47
27
52076
MC47
27
48043
MC47
27
53354
|
MC-1-52390 |
Direct replacement water cooled
exhaust manifold. Replaces Mer-
MC47-27-73814 Direct replacement exhaust manifold
end cap gasket. Utilized with 1-73813
Cruiser part # B-52390A1. For serial
# 3332138 and up. |
MC-20-60426 |
Direct replacement exhaust elbow
riser (utilizes a stainless steel sleeve
at the water/air mixing area). Replaces
MerCruiser part #B-60426A1. |
MC-20-76351 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76351A1. Not pictured. |
1-54870 |
Direct replacement exhaust manifold
rear end cap. Serial # 4481625 and
below. |
1-54870P |
Rear end cap mounting package. |
1-60252 |
Direct replacement exhaust manifold
end cap/connector. Replaces Mer-
Cruiser part # B-60252. |
1-60252P |
Front end plate mounting package. |
1-73813 |
Direct replacement exhaust manifold
rear end cap. Serial # 4481625 and up. |
MC-1-52390P |
Exhaust manifold mounting package. |
MC-20-55730 |
Stainless steel fresh water cooling
block off plate for use with Mer-
Cruiser riser #’s 60426, 76351 and
76771. Requires (2) gaskets part #
MC47-27-52076. |
MC-20-60207 |
Stainless steel block off plate (with
vent hole) for use with MerCruiser
riser #’s 60426, 76351 and 76771. Requires
(2) gaskets part # MC47-27-
52076. Used in pre-heating plumbing
systems. |
MC-20-60426P |
Exhaust riser elbow mounting
package. For use with both MC-20-
60426 and MC-20-76351 risers. |
MC-20-61851A3 |
Manifold to riser 3” spacer (single
block). Includes all mounting hardware,
gaskets and drain plug. |
MC-29-47587 |
Lower thermostat housing. |
MC-29-60372 |
Upper thermostat housing. |
MC47-475KIT |
Thermostat kit (includes gasket and
thermostat). |
MC47-27-48043 |
Direct replacement exhaust manifold
end cap/connector gasket (will fit
both ends). |
MC47-27-52076 |
Direct replacement exhaust elbow to
exhaust manifold gasket. |
MC47-27-53354 |
Direct replacement exhaust manifold
to cylinder head gasket |
MC47-27-53354A1 |
Exhaust manifold gasket set. |
MC47-27-73814 |
Direct replacement exhaust manifold
end cap gasket. Utilized with 1-73813 rear end cap. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Riser includes plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser 4
Cylinder 153 C.I.D. and 181 C.I.D.
120 H.P. (2.5L), 140 H.P. (3.0L)
Models 120R and 140R-MR/Alpha 1 Engines
Log Style
Direct Replacement
MC
1
99798
MC
20
12076
MC
20
76325
MC
20
61851A3
MC
29
47587
MC
29
60372
MC47
475KIT
MC
20
12076P
1
99179
1
60252
MC
20
76325P
MC
1
99798P
MC47
27
73814
MC47
27
99777A1
MC47
27
96429
MC47
27
48043
1
60252P
1
99179P
MC47
27
99777
|
MC-1-95862 |
Direct replacement water cooled
manifold (Rochester (3 1/4” X 1 7/8”)
bolt pattern). 6 bolt mounting. Replaces
MerCruiser part # 95862A9
(no choke stove). |
MC-1-96705 |
Direct replacement water cooled
manifold (Rochester (3 1/4” X 1 7/8”)
bolt pattern). 6 bolt mounting. Replaces
MerCruiser part # 96705A1. |
MC-1-99798 |
Direct replacement water cooled
manifold (MerCarb (3 11/16” X 2”)
bolt pattern). 6 bolt mounting. Replaces
MerCruiser part # 99798A9. |
MC-20-12076 |
Direct replacement exhaust riser. Replaces
MerCruiser part # 12076A2. |
MC-20-76325 |
Direct replacement exhaust riser. Replaces
MerCruiser part # 76325A2 |
1-60252 |
Direct replacement exhaust manifold
end cap/connector. Replaces Mer-
Cruiser part # B-60252. |
1-60252P |
Front end plate mounting package. |
1-99197 |
Direct replacement exhaust manifold
rear end cap/lifting eye. |
1-99179P |
Rear end cap mounting package. |
MC-1-99798P |
Exhaust manifold to cylinder head
mounting package. |
MC-20-61851A3 |
Manifold to riser 3” spacer (single
block). Includes all mounting hardware,
gaskets and drain plug. |
MC-29-47587 |
Lower thermostat housing. |
MC-29-60372 |
Upper thermostat housing. |
MC47-475KIT |
Thermostat kit (includes gasket and
thermostat). |
MC47-27-48043 |
Direct replacement exhaust manifold
end cap/connector gasket (will fit
both ends). |
MC47-27-73814 |
Direct replacement exhaust manifold
end cap gasket. Utilized with 1-73813
rear end cap. |
MC47-27-96429 |
Direct replacement exhaust manifold
to cylinder head gasket. |
MC47-27-99777 |
Direct replacement exhaust elbow to
manifold gasket. Supersedes Mer-Cruiser part # 27-52076. |
MC47-27-99777A1 |
Exhaust manifold gasket set. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser 4 Cylinder 181 C.I.D. 140 H.P.
3.0L And 3.0LX Models
All Models 1990 and Up
(Vortec Style Head)
Log Style Direct Replacement
MC
1
860235
MC
20
12076
MC
20
12076P
50
170
207
MC47
27
99777-2
MC
50
22
845175
MC
50
22
862557
MC47
27
807982
MC47
27
815528
MC
50
10
806300
MC
50
10
53728
MC
50
11
862902
MC
50
11
24883
MC
50
12
20553
MC
50
22
862065
MC
50
22
806608
MC
50
25
32506
MC
50
32
14797
50
512
020
MC
50
865549
SUPPLEMENT
MC
50
23
861634
|
MC 1 860235 |
Direct replacement exhaust manifold. Replaces MerCruiser
part # SUPPLEMENT 3.0L and 3.0LX Models 860235A04 |
MC 20 12076 |
Direct replacement exhaust riser. Replaces MerCruiser
part # 12076A2 |
MC 20 12076P |
Exhaust riser mounting kit. |
50 170 207 |
3/8”-16 X 3/4” Hex Head Cap Screw (for mounting lifting
eye). |
50 512 020 |
Fitting 3/4' N.P.T.X 1' hose |
MC47 27 99777-2 |
Replacement exhaust riser to manifold gasket. Supersedes
MerCruiser part # 27-52076 and 27-99777 |
MC47 27 807982 |
Replacement carburetor to intake/exhaust manifold gasket |
MC47 27 815528 |
Replacement cylinder head to exhaust manifold gasket |
MC 50 865549 |
Liftingeye. |
MC 50 10 53728 |
Replacement 3/8”-16 X 4 5/8” screw |
MC 50 10 806300 |
Replacement 3/8” X 5 3/8” stud |
MC 50 11 24883 |
Replacement nut. |
MC 50 11 862902 |
Replacement nut. |
MC 50 12 20553 |
Replacement washer |
MC 50 22 806608 |
Drain plug |
MC 50 22 845175 |
Replacement reducer bushing, 3/4” to 3/8 |
MC 50 22 862557 |
Replacement bushing, 3/8 X 1/2 NPT |
MC 50 22 862065 |
Replacement 90 degree adaptor assembly. |
MC 50 25 32506 |
Replacement O-Ring |
MC 50 32 14797 |
Replacement fuel line |
MC 50 23 861634 |
Replacement cooling water hose, formed. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser Straight
6 Cylinder Model 165
Log Style
Direct Replacement
MC
1
58759
MC
20
60426
MC
20
61851A3
MC
29
47587
MC
29
60372
MC47
475KIT
MC
20
60426P
1
54870/73813
1
60252
1
60252P
1
54870P
MC
1
58759P
MC
20
60207
MC
20
55730
MC
1
58764P
MC47
27
46401
MC47
27
46401A1
MC47
27
58764
MC47
27
99777
MC47
27
73814
MC47
27
48043
|
MC-1-58759 |
Direct replacement water cooled
manifold to fit the 6 cyl. GM (Model
165) engine. Replaces MerCruiser
part # B-58759A1. |
MC-20-60426 |
Direct replacement exhaust elbow
riser (utilizes a stainless steel sleeve
at the water/air mixing area). Replaces
MerCruiser part #B-60426A1. |
MC-20-76351 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76351A1. Not pictured. |
1-54870 |
Direct replacement exhaust manifold
end cap (rear). Superseded by part #
1-73813. |
1-54870P |
Exhaust manifold end cap (rear)
mounting package. |
1-60252 |
Direct replacement exhaust manifold
end cap/connector (front). Replaces
MerCruiser part # B-60252. |
1-60252P |
Exhaust manifold end cap/connector
mounting package. |
1-73813 |
Direct replacement manifold end cap
(rear). Supercedes part # 1-54870. |
1-71813P |
Exhaust manifold end cap mounting
package. |
MC-1-58759P |
Exhaust manifold mounting package. |
MC-1-58764P |
Manifold to carburetor adaptor
mounting package. |
MC-20-55730 |
Stainless steel fresh water cooling
block off plate for use with Mer-
Cruiser riser #’s 60426, 76351 and
76771. Requires (2) gaskets part #
MC47-27-99777. |
MC-20-60207 |
Stainless steel block off plate (with
vent hole) for use with MerCruiser
riser #’s 60426, 76351 and 76771. Requires
(2) gaskets part # MC47-27-
99777. Used in pre-heating plumbing
systems. |
MC-20-60426P |
Exhaust riser elbow mounting
package. For use with both MC-20-
60426 and MC-20-76351 risers. |
MC-20-61851A3 |
Manifold to riser 3” spacer (single
block). Includes all mounting hardware,
gaskets and drain plug. |
MC-29-47587 |
Lower thermostat housing. |
MC-29-60372 |
Upper thermostat housing. |
MC47-475KIT |
Thermostat kit (includes gasket and
thermostat). |
MC47-27-46401 |
Direct replacement manifold to head
gasket. |
MC47-27-46401A1 |
Exhaust manifold gasket set. |
MC47-27-48043 |
Direct replacement exhaust manifold
end cap/connector gasket (will fit
both ends). |
MC47-27-58764 |
Direct replacement manifold to carburetor
adaptor gasket. |
MC47-27-73814 |
Direct replacement exhaust manifold
end cap gasket. Utilized with
1-73814 rear end cap. |
MC47-27-99777 |
Direct replacement exhaust elbow to
manifold gasket. Supersedes Mer-
Cruiser part # 27-52076. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V6-229
C.I.D and 262 C.I.D.
Models
185R, 185MR, 205R and 205MR
Center Riser Direct Replacement
MC
1
99746
MC
20
44354
MC
20
98504
MC
20
93322A3
MC
20
93320A3
MC
27
93175
MC
20
87918
MC
20
99208
MC
50
806926
MC
50
87238
MC
20
44354P
MC47
27
41811
MC
20
98504P
MC47
27
87105
MC47
27
41813
42
MC47
27
99757
|
MC-1-99746 |
Direct replacement water cooled
exhaust manifold. Replaces Mer-Cruiser part # 99746A3 or part #
99746A8. |
MC-20-44354 |
Direct replacement water cooled
center discharge riser. Replaces Mer-
Cruiser part # B-44354A3. Accepts 4” I.D. exhaust hose (8 degree angle). |
MC-20-98504 |
Direct replacement water cooled
center discharge riser. Replaces Mer-Cruiser part #98504A3. Accepts 3”
I.D. exhaust hose (15 degree angle). |
MC-20-44354P |
Mounting package for MC-20-44354
riser. |
MC-20-87918 |
Direct replacement stainless steel
block off plate for use with Mer-
Cruiser riser #’s 98502, 98504 and
44354. Requires (2) gaskets part #MC47-27-41813. |
MC-20-93320A3 |
Manifold to riser 3” spacer blocks
(pair) with fastener and gasket
package. |
MC-20-93322A3 |
Manifold to riser 6” spacer blocks
(pair) with fastener and gasket
package. |
MC-20-98504P |
Mounting package for MC-20-98504
riser (includes gaskets, drain plug,pipe plug, stainless steel restrictor
plate and fasteners). |
MC-20-99208 |
Direct replacement stainless steel
restrictor plate for use with Mer-
Cruiser riser #’s 98502, 98504 and
44354. Requires (2) gaskets part #MC47-27-41813. |
MC-27-93175 |
Alternator bracket. |
MC47-27-41811 |
Direct replacement restrictor gasket.
Replaces MerCruiser part # 27-41811.
To be used with MC-20-87918 ((2)
required per plate used). |
MC47-27-41813 |
Direct replacement restrictor gasket.
Replaces MerCruiser part # 41813 |
MC47-27-87105 |
Direct replacement exhaust elbow
gasket. Replaces MerCruiser part #
27-87105. |
MC47-27-99757 |
Direct replacement manifold to head
gasket. |
MC-50-87238 |
Exhaust manifold drain cock. |
MC-50-806926 |
Replacement 3/4” N.P.T. X 1” hose
fitting (90 degree)/brass drain cock. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8-283,
302, 305, 307, 327 and 350 C.I.D.
All Models
Center Riser Generic
CHV
1
83
20
0100
20
0082
20
0097
20
0084P
20
0085P
20
0086P
20
0087P
20
0088P
20
0089P
20
0092P
20
0093P
CHV
27
0083
MC
45
0002
CHV
1
83P
20
0082P
1
0104P
1
0106P
1
0105
1
0107
CHV
47
0000
|
CHV-1-83 |
Water cooled center discharge manifold
to fit the small block GM engine
(3/4” N.P.T. cooling hose connections).
All years. |
20-0082 |
Water cooled center discharge riser
(3/4” N.P.T. cooling hose connection).
Standard for use with 3”
I.D. exhaust hose. |
20-0100 |
Water cooled center discharge riser
(3/4” N.P.T. cooling hose connection).
Standard for use with 4”
I.D. exhaust hose. |
1-0104P |
Adaptor package for fresh water
cooled manifold (includes gaskets
and block off plate). |
1-0105 |
Center riser manifold-to-riser gasket
for fresh water cooling. |
1-0106P |
Adaptor package for raw water
cooling. Used in pre-heating applications
(includes gaskets and block off
plate with vent hole). |
1-0107 |
Center riser manifold-to-riser gasket
(raw water cooling). |
20-0082P |
Riser mounting package for both
20-0082 and 20-0100. |
20-0082SS-P |
Stainless steel mounting package
(with brass plugs) for both 20-0082
and 20-0100. Not pictured. |
20-0084P |
Straight exhaust adaptor (includes
adaptor, hose and clamps). For use
with 3 1/2” I.D. exhaust hose. |
20-0085P |
Straight exhaust adaptor (includes
adaptor, hose and clamps). For use
with 2 1/2” I.D. exhaust hose. |
20-0086P |
90 degree exhaust elbow adaptor for
I/O applications (includes adaptor,
hose and clamps). For use with 2 1/2”
I.D. exhaust hose. |
20-0087P |
90 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0088P |
30 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 2 1/2” I.D. exhaust hose. |
20-0089P |
30 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0092P |
45 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0093P |
90 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3 1/2” or 4” I.D. exhaust
hose. |
20-0097 |
3” spacer block (complete with
mounting hardware, gasket and 3/4”
pipe plug). Capable of stacking. |
CHV-1-83P |
Manifold mounting package (includes
bolts and pipe plugs). |
CHV-1-83SS-P |
Stainless steel manifold mounting
package (includes stainless bolts and
brass plugs). Not pictured. |
CHV-27-0083 |
Alternator bracket. Use where engine
water pump is mounted on port side
of engine below alternator. |
MC-45-0002 |
Fuel filter/solenoid bracket. |
CHV-47-0000 |
Manifold to cylinder head gasket. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8-198,
228, 255, 260 and 898
Inboard
and Stern-Drive Units
Log Style Direct Replacement
MC
1
77234
MC
1
77235
MC
20
60426
MC
20
76771
MC
29
47441
MC
20
61851A2
MC
29
78984
MC
27
48104
1
73813
1
60252
MC47
488KIT
MC
20
60207
MC
20
55730
MC
20
60426P
1
60252P
1
73813P
MC
1
77234P
MC47
27
33395A2
MC47
27
99777
MC47
27
48043
MC47
27
33395
|
MC-1-77234 |
Direct replacement water cooled
exhaust manifold (port side). Replaces MerCruiser part # B-77234A2. |
MC-1-77235 |
Direct replacement water cooled
exhaust manifold (starboard side).
Replaces MerCruiser part #
B-77235A2. |
MC-20-60426 |
Direct replacement exhaust elbow
riser (utilizes a stainless steel sleeve
at the water/air mixing area). Replaces
MerCruiser part #B-60426A1 (I/O applications). |
MC-20-76351 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76351A1(I/O applications). Not pictured. |
MC-20-76771 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #B-76771A3 (inboard applications) |
1-60252 |
Direct replacement exhaust manifold
end cap/connector. Replaces Mer-
Cruiser part # B-60252. |
1-60252P |
Front end plate mounting package. |
1-73813 |
Direct replacement manifold end cap
(rear). Supercedes part # 1-54870 |
1-73813P |
Rear end cap mounting package. |
MC-1-77234P |
Manifold mounting package. |
MC-20-55730 |
Stainless steel fresh water cooling
block off plate for use with Mer-
Cruiser riser #’s 60426, 76351 and
76771. Requires (2) gaskets part #
MC47-27-99777. |
MC-20-60207 |
Stainless steel block off plate (with
vent hole) for use with MerCruiser
riser #’s 60426, 76351 and 76771. Requires
(2) gaskets part # MC47-27-
99777. Used in pre-heating plumbing
systems. |
MC-20-60426P |
Exhaust riser elbow mounting
package. For use with both MC-20-
60426 and MC-20-76351 risers. |
MC-20-61851A2 |
Manifold to riser 3” spacers (sold in
pairs). Includes all mounting hardware,
gaskets and drain plugs. |
MC-27-48104 |
Alternator mounting bracket. |
MC-29-47441 |
Upper thermostat housing. |
MC-29-78984 |
Lower thermostat housing. |
MC47-488KIT |
Thermostat kit (includes gasket and
thermostat). |
MC47-27-33395 |
Direct replacement exhaust manifold
to head gasket. |
MC47-27-33395A2 |
Exhaust manifold gasket set. |
MC47-27-48043 |
Direct replacement exhaust manifold
end cap/connector gasket (will fit
both ends). |
MC47-27-99777 |
Direct replacement exhaust elbow to
manifold gasket. Supersedes Mer-
Cruiser part # 27-52076. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Riser includes plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8 Models
898R, 228R and 260R
Center
Riser Direct Replacement
MC
1
87114
MC
20
44354
MC
20
98504
MC
20
98502
MC
20
93320A3
MC47
27
41811
MC
20
98504P
MC47
27
41813
MC47
27
87105
MC47
27
33395
|
MC-1-87114 |
Direct replacement water cooled
exhaust manifold. Replaces Mer-
MC-50-806926 Replacement 3/4” N.P.T. X 1” hose
fitting (90 degree)/brass drain cock.
Cruiser part # 87114A8, 87114A19
and #860246A10. |
MC-20-44354 |
Direct replacement water cooled
center discharge riser. Replaces Mer-
Cruiser part # B-44354A3. Accepts 4” I.D. exhaust hose (8 degree angle). |
MC-20-98502 |
Direct replacement water cooled
center discharge riser. Replaces Mer-
Cruiser part #98502A2. ccepts 3”
I.D. exhaust hose (0 degree angle). |
MC-20-98504 |
Direct replacement water cooled
center discharge riser. Replaces Mer-Cruiser part #98504A3. Accepts 3”
I.D. exhaust hose (15 degree angle). |
MC-20-44354P |
Mounting package for MC-20-44354
riser. |
MC-20-87918 |
Direct replacement stainless steel block off plate for use with Mer-
Cruiser riser #’s 98502, 98504 and
44354. Requires (2) gaskets part #
MC47-27-41813. |
MC-20-93320A3 |
Manifold to riser 3” spacer blocks
(pair) with fastener and gasket
package. |
MC-20-93322A3 |
Manifold to riser 6” spacer blocks
(pair) with fastener and gasket
package. |
MC-20-98504P |
Mounting package for MC-20-98504
riser (includes gaskets, drain plug,pipe plug, stainless steel restrictor
plate and fasteners). |
MC-20-99208 |
Direct replacement stainless steel restrictor plate for use with Mer-
Cruiser riser #’s 98502, 98504 and
44354. Requires (2) gaskets part #
MC47-27-41813 |
MC-27-93175 |
Alternator bracket. |
MC-29-47441 |
Upper thermostat housing. |
MC-29-87290 |
Lower thermostat housing. |
MC47-27-33395 |
Direct replacement exhaust manifold
to head gasket. |
MC47-27-41811 |
Direct replacement restrictor gasket.
Replaces MerCruiser part # 27-41811.
To be used with MC-20-87918 ((2)
required per plate used). |
MC47-27-41813 |
Direct replacement restrictor gasket.
Replaces MerCruiser part #
27-41813. |
MC47-27-87105 |
Direct replacement exhaust elbow
gasket. Replaces MerCruiser part #
27-87105. |
MC-50-87238 |
Exhaust manifold drain cock. |
MC-50-806926 |
Replacement 3/4” N.P.T. X 1” hose
fitting (90 degree)/brass drain cock. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8-225,
250, 255, 270 and 280
Inboard
and Stern-Drive Units
Log Style Direct Replacement
MC
1
47737
MC
1
47738
MC
20
72963
MC
20
76668
MC
20
61811A4
MC
29
78984
MC
29
47441
1
73813
1
60252
MC47
488KIT
MC
20
76668P
MC
20
72963P
1
60252P
1
73813P
MC
1
77234P
MC47
27
33395A2
MC47
27
48042
MC47
27
48043
MC47
27
33395
|
MC-1-47737 |
Direct replacement water cooled
exhaust manifold (port side). Re-
places MerCruiser part # B-47737A1. |
MC-1-47738 |
Direct replacement water cooled
exhaust manifold (starboard side).
Replaces MerCruiser part #
B-47738A1 |
MC-20-72963 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #B-72963A1 (inboard applications). |
MC-20-76668 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76668A3, B-72964A1 and B-47877A4 (I/O applications). |
1-60252 |
Direct replacement exhaust manifold
end cap/connector. Replaces Mer-
Cruiser part # B-60252. |
1-60252P |
Front end plate mounting package. |
1-73813 |
Direct replacement manifold end cap
(rear). Supercedes part # 1-54870. |
1-73813P |
Rear end cap mounting package. |
MC-1-77234P |
Manifold mounting package. Use this
Inboard and Stern-Drive Units
package for the MC-1-47737 and
MC-1-47738 manifolds |
MC-20-72963P |
Exhaust riser elbow mounting
package. |
MC-20-76668P |
Exhaust riser elbow mounting
package. |
MC-20-61811A4 |
Manifold to riser 3” spacers (sold in
pairs). Includes all mounting hardware,
gaskets and drain plugs. |
MC-29-47441 |
Upper thermostat housing. |
MC-29-78984 |
Lower thermostat housing. |
MC47-488KIT |
Thermostat kit (includes gasket and
thermostat). |
MC47-27-33395 |
Direct replacement exhaust manifold
to head gasket. |
MC47-27-33395A2 |
Exhaust manifold gasket set. |
MC47-27-48042 |
Direct replacement exhaust elbow to
manifold gasket. |
MC47-27-48043 |
Direct replacement exhaust manifold
end cap/connector gasket (will fit
both ends). |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Riser includes plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8-454
and 502 C.I.D.
All Models
Center Riser Generic
CHVA
1
84
20
0100
20
0082
20
0097
20
0084P
20
0085P
20
0086P
20
0087P
20
0088P
20
0089P
20
0092P
20
0093P
MC
27
47487
20
0082P
CHVA
1
84P
1
0104P
1
0106P
1
0105
1
0107
CHVA
47
0000
|
CHVA-1-84 |
Water cooled center discharge manifold
to fit the big block GM engine
(3/4” N.P.T. cooling hose connections).
All years. |
20-0082 |
Water cooled center discharge riser
(3/4” N.P.T. cooling hose connection).
Standard for use with 3”
I.D. exhaust hose |
20-0100 |
Water cooled center discharge riser
(3/4” N.P.T. cooling hose connection).
Standard for use with 4”
I.D. exhaust hose. |
1-0104P |
Adaptor package for fresh water
cooled manifold (includes gaskets
and block off plate). |
1-0105 |
Center riser manifold-to-riser gasket
for fresh water cooling. |
1-0105 |
Adaptor package for raw water
cooling. Used in pre-heating applications
(includes gaskets and block off
plate with vent hole). |
1-0107 |
Center riser manifold-to-riser gasket
(raw water cooling). |
20-0082P |
Riser mounting package for both
20-0082 and 20-0100. |
20-0082SS-P |
Stainless steel mounting package
(with brass plugs) for both 20-0082
and 20-0100. Not pictured. |
20-0084P |
Straight exhaust adaptor (includes
adaptor, hose and clamps). For use
with 3 1/2” I.D. exhaust hose. |
20-0085P |
Straight exhaust adaptor (includes
adaptor, hose and clamps). For use
with 2 1/2” I.D. exhaust hose. |
20-0086P |
90 degree exhaust elbow adaptor for
I/O applications (includes adaptor,
hose and clamps). For use with 2 1/2”
I.D. exhaust hose. |
20-0087P |
90 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0088P |
30 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 2 1/2” I.D. exhaust hose. |
20-0089P |
30 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0092P |
45 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0093P |
90 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3 1/2” or 4” I.D. exhaust
hose. |
20-0097 |
3” spacer block (complete with
mounting hardware, gasket and 3/4”
pipe plug). Capable of stacking. |
CHVA-1-84P |
Manifold mounting package (includes
bolts and pipe plugs) |
CHVA-1-84SS-P |
Stainless steel manifold mounting
package (includes stainless bolts and
brass plugs). Not pictured |
CHVA-47-0000 |
Manifold to cylinder head gasket. |
MC-27-47487 |
Alternator bracket. |
Note: Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8-325,
330, 350, 370 and 400
Inboard
and Stern-Drive Units
Log Style Direct Replacement
MC
1
47735
MC
1
47736
MC
20
72963
MC
20
76668
MC
20
61811A4
MC
29
78985
MC
29
47441
1
73813
1
60252
MC
20
76668P
MC47
27
46820A1
MC
20
72963P
1
60252P
1
73813P
MC47
27
48042
MC47
27
48043
MC47
27
46820
|
MC-1-47735 |
Direct replacement water cooled
exhaust manifold (port side). Re-
places MerCruiser part # B-47735A1. |
MC-1-47736 |
Direct replacement water cooled
exhaust manifold (starboard side).
Replaces MerCruiser part #
B-47736A1. |
MC-20-72963 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-47877A4 (I/O applications). |
MC-20-76668 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76668A3, B-72964A1 and B-47877A4 (I/O applications). |
1-60252 |
Direct replacement exhaust manifold
end cap/connector. Replaces Mer-
Cruiser part # B-60252. |
1-60252P |
Front end plate mounting package. |
1-73813 |
Direct replacement manifold end cap
(rear). Supercedes part # 1-54870. |
1-73813P |
Rear end cap mounting package. |
MC-20-72963P |
Exhaust riser elbow mounting
package. |
MC-20-76668P |
Exhaust riser elbow mounting
package. |
MC-20-61811A4 |
Manifold to riser 3” spacers (sold in
pairs). Includes all mounting hardware,
gaskets and drain plugs. |
MC-27-47487 |
Alternator bracket. |
MC-29-47441 |
Upper thermostat housing. |
MC-29-78985 |
Lower thermostat housing |
MC47-488KIT |
Thermostat kit (includes gasket and
thermostat). |
MC47-27-46820 |
Direct replacement exhaust manifold
to head gasket. |
MC47-27-46820A1 |
Exhaust manifold gasket set. |
MC47-27-48042 |
Direct replacement exhaust elbow to
manifold gasket |
MC47-27-48043 |
Direct replacement exhaust manifold
end cap/connector gasket (will fit
both ends). |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Riser includes plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8 Models
330, 340 and 454 Magnum
Inboard
and Stern-Drive Units
Center Riser Direct Replacement
MC
1
89011
MC
20
44354
MC
20
98504
MC
20
98502
MC
20
93320A3
MC
20
93322A3
MC
29
47442
MC
29
90736
MC
27
47487
MC
20
87918
MC
20
99208
MC
50
806926
MC
50
87238
MC
20
44354P
MC47
27
41811
MC
20
98504P
MC47
27
41813
MC47
27
87105
MC47
27
46820
|
MC-1-89011 |
Direct replacement water cooled
exhaust manifold. Replaces Mer-Cruiser part # 89011A8. |
MC-20-44354 |
Direct replacement water cooled
center discharge riser. Replaces Mer-
Cruiser part # B-44354A3. Accepts 4 I.D. exhaust hose (8 degree angle). |
MC-20-98502 |
Direct replacement water cooled
center discharge riser. Replaces Mer-
Cruiser part #98502A2. Accepts 3”
I.D. exhaust hose (0 degree angle). |
MC-20-98504 |
Direct replacement water cooled
center discharge riser. Replaces Mer-Cruiser part #98504A3. Accepts 3”
I.D. exhaust hose (15 degree angle). |
MC-20-44354P |
Mounting package for MC-20-44354
riser. |
MC-20-87918 |
Direct replacement stainless steel block off plate for use with Mer-
Cruiser riser #’s 98502, 98504 and
44354. Requires (2) gaskets part #
MC47-27-1813. |
MC-20-93320A3 |
Manifold to riser 3” spacer blocks
(pair) with fastener and gasket
package. |
MC-20-93322A3 |
Manifold to riser 6” spacer blocks
(pair) with fastener and gasket
package. |
MC-20-98504P |
Mounting package for MC-20-98504
riser (includes gaskets, drain plug,pipe plug, stainless steel restrictor
plate and fasteners). |
MC-20-99208 |
Direct replacement stainless steel restrictor plate for use with Mer-
Cruiser riser #’s 98502, 98504 and
44354. Requires (2) gaskets part #
MC47-27-41813. |
MC-27-47487 |
Alternator bracket. |
MC-29-47442 |
Upper thermostat housing. |
MC-29-90736 |
Lower thermostat housing. |
MC47-27-41811 |
Direct replacement restrictor gasket.
Replaces MerCruiser part # 27-41811.
To be used with MC-20-87918 ((2)
required per plate used). |
MC47-27-41813 |
Direct replacement restrictor gasket.
Replaces MerCruiser part #
27-41813. |
MC47-27-46820 |
Direct replacement exhaust manifold
to head gasket. |
MC47-27-87105 |
Direct replacement exhaust elbow
gasket. Replaces MerCruiser part #
27-87105. |
MC-50-87238 |
Exhaust manifold drain cock |
MC-50-806926 |
Replacement 3/4” N.P.T. X 1” hose
fitting (90 degree)/brass drain cock. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8 Models
330, 340 and 454 Magnum
Inboard
and Stern-Drive Units
Center Riser Direct Replacement
FM
1
83
20
0100
20
0082
20
0097
20
0087P
20
0089P
20
0092P
20
0093P
MC
45
0000
MC
6
0001P
MC
6
0000P
20
0082P
FM
1
83P
1
0104P
1
0106P
1
0105
1
0107
FM
47
0000
|
FM-1-83 |
Water cooled center discharge manifold
to fit the small block Ford engine
(3/4” N.P.T. cooling hose connections).All years. |
20-0082 |
Water cooled center discharge riser
(3/4” N.P.T. cooling hose connection).
Standard for use with 3”
I.D. exhaust hose. |
20-0100 |
Water cooled center discharge riser
(3/4” N.P.T. cooling hose connection).
Standard for use with 4”
I.D. exhaust hose. |
1-0104P |
Adaptor package for fresh water
cooled manifold (includes gaskets
and block off plate). |
1-0105 |
Center riser manifold-to-riser gasket
for fresh water cooling. |
1-0106P |
Adaptor package for raw water
cooling. Used in pre-heating applications
(includes gaskets and block off
plate with vent hole). |
1-0107 |
Center riser manifold-to-riser gasket
(raw water cooling). |
20-0082P |
Riser mounting package for both
20-0082 and 20-0100. |
20-0082SS-P |
Stainless steel mounting package
(with brass plugs) for both 20-0082
and 20-0100. Not pictured. |
20-0087P |
90 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0088P |
30 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 2 1/2” I.D. exhaust hose. |
20-0089P |
30 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0092P |
45 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3” I.D. exhaust hose. |
20-0093P |
90 degree exhaust elbow adaptor
(includes adaptor, hose and clamps).
For use with 3 1/2” or 4” I.D. exhaust
hose. |
20-0097 |
3” spacer block (complete with
mounting hardware, gasket and 3/4”
pipe plug). Capable of stacking. |
FM-1-83P |
Manifold mounting package (includes
bolts and pipe plugs). |
FM-1-83SS-P |
Stainless steel manifold mounting
package (includes stainless bolts and
brass plugs). Not pictured. |
FM-47-0000 |
Manifold to cylinder head gasket. |
MC-6-0000P |
Exhaust manifold plumbing fittings
package for models 188, 255, 233,
255, 302, 351 and 888. |
MC-6-0001P |
Exhaust manifold plumbing fittings
package for model 215. |
MC-45 0000 |
Fuel filter and solenoid universal
mounting bracket. |
Note: Manifold includes all plugs, gaskets and mounting
hardware to head. Risers include plugs, gasket and
mounting hardware to mount to manifold. |
|

MerCruiser V8
(Ford)-302 and 351 C.I.D.
Models
188, 215, 225, 233, 255 and 888 Inboard and I/O Units
Log Style Direct Replacement
MC
1
65603
MC
1
65604
MC
20
60426
MC
20
76771
MC
20
61851A2
MC
29
63588
MC
29
62898
MC
20
60207
MC
20
55730
1
73813
1
60252
1
60252P
1
73813P
MC
20
60426P
MC47
27
48043
MC
1
6560P
MC47
27
99777
MC47
27
73866
|
MC-1-65603 |
Direct replacement water cooled
exhaust manifold (starboard side).
Replaces MerCruiser part #
B-65603A4 and B-54099A5. |
MC-1-65604 |
Direct replacement water cooled
exhaust manifold (port side). Re-
places MerCruiser part # B-65604A4 and B-54100A5. |
MC-20-60426 |
Direct replacement exhaust elbow
riser (utilizes a stainless steel sleeve
at the water/air mixing area). Replaces
MerCruiser part #B-60426A1 (I/O applications). |
MC-20-76351 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76351A1(I/O applications). Not pictured. |
MC-20-76771 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part # B-76771A3 (inboard applications). |
1-60252 |
Direct replacement exhaust manifold
end cap/connector. Replaces Mer-
Cruiser part # B-60252. |
1-60252P |
Front end plate mounting package. |
1-73813 |
Direct replacement manifold end cap
(rear). Supercedes part # 1-54870. |
1-73813P |
Rear end cap mounting package. |
MC-1-6560P |
Manifold mounting package. |
MC-20-55730 |
Stainless steel fresh water cooling
block off plate for use with Mer-
Cruiser riser #’s 60426, 76351 and
76771. Requires (2) gaskets part #
MC47-27-99777. |
MC-20-60207 |
Stainless steel block off plate (with
vent hole) for use with MerCruiser
riser #’s 60426, 76351 and 76771. Requires
(2) gaskets part # MC47-27-
99777. Used in pre-heating plumbing
systems. |
MC-20-60426P |
Exhaust riser elbow mounting
package. For use with both MC-20-
60426 and MC-20-76351 risers. |
MC-20-61851A2 |
Manifold to riser 3” spacers (sold in
pairs). Includes all mounting hardware,
gaskets and drain plugs. |
MC-29-62898 |
Upper thermostat housing. |
MC-29-63588 |
Lower thermostat housing. |
MC47-27-48043 |
Direct replacement exhaust manifold
end cap/connector gasket (will fit both ends). |
MC47-27-73866 |
Direct replacement exhaust manifold
to head gasket. |
MC47-27-99777 |
Direct replacement exhaust elbow to
manifold gasket. Supersedes Mer-
Cruiser part # 27-52076. |
Note:
Manifold includes all plugs, gaskets and mounting
hardware to head. Riser includes plugs, gasket and
mounting hardware to mount to manifold |
|

MerCruiser Exhaust
Risers and Accessories
Direct
Replacement
MC
20
12076
MC
20
55538
MC
20
72963
MC
20
76351
MC
20
76771
MC
20
44354
MC
20
60426
MC
20
76325
MC
20
76668
MC
20
90880
MC
20
98502
MC
20
98504
MC
20
87918
MC
20
99208
MC
20
60207
MC
20
55730
|
MC-20-12076 |
Direct replacement exhaust riser. Replaces
MerCruiser part # 12076A2. |
MC-20-44354 |
Direct replacement water cooled
center discharge riser. Replaces Mer-
Cruiser part # B-44354A3. Accepts 4”
I.D. exhaust hose (8 degree angle). |
MC-20-55538 |
Direct replacement exhaust elbow/
riser. Replaces MerCruiser part #
B-39920 and # B-55538A2 |
MC-20-60426 |
Direct replacement exhaust elbow
riser (utilizes a stainless steel sleeve
at the water/air mixing area). Replaces
MerCruiser part #B-60426A1. |
MC-20-72963 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-72963A1 (inboard applications). |
MC-20-76325 |
Direct replacement exhaust riser. Replaces
MerCruiser part # 76325A2. |
MC-20-76351 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76351A1. |
MC-20-76668 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76668A3, B-72964A1 and
B-47877A4 (I/O applications). |
MC-20-76771 |
Direct replacement exhaust elbow
riser. Replaces MerCruiser part #
B-76771A3 (inboard applications). |
MC-20-90880 |
Direct replacement (cast iron) exhaust
riser/expansion tank. Replaces
MerCruiser part # 90880A2. |
MC-20-98502 |
Direct replacement water cooled
center discharge riser. Replaces Mer-
Cruiser part #98502A2. Accepts 3”
I.D. exhaust hose (0 degree angle). |
MC-20-98504 |
Direct replacement water cooled
center discharge riser. Replaces Mer-
Cruiser part #98504A3. Accepts 3”
I.D. exhaust hose (15 degree angle). |
MC-20-55730 |
Stainless steel fresh water cooling
block off plate for use with Mer-
Cruiser riser #’s 60426, 76351 and
76771. Requires (2) gaskets part #
MC47-27-99777. |
MC-20-60207 |
Stainless steel block off plate (with
vent hole) for use with MerCruiser
riser #’s 60426, 76351 and 76771. Requires
(2) gaskets part # MC47-27-
99777. Used in pre-heating plumbing
systems. |
MC-20-87918 |
Direct replacement stainless steel
block off plate for use with Mer-
Cruiser riser #’s 98502, 98504 and
44354. |
MC-20-99208 |
Direct replacement stainless steel
restrictor plate for use with Mer-
Cruiser riser #’s 98502, 98504 and
44354. |
Note:
Risers include plugs, gasket and mounting hardware
to mount to manifold. |
|

MerCruiser 3” and 6”
Riser Kits
Direct
Replacement
MC
20
61811A4
MC
20
61851A3
MC
20
61851A2
MC
20
93320A3
MC
20
93322A3
MC
20
61811A4P
MC
20
93320A3P
MC
20
61851A2P
MC
20
61851A3P
53
MC
20
93320A3P
|
MC-20-61811A4 |
Manifold to riser 3” spacers (sold in
pairs). Includes all mounting hardware,
gaskets and drain plugs. |
MC-20-61851A2 |
Manifold to riser 3” spacers (sold in
pairs). Includes all mounting hardware,
gaskets and drain plugs. |
MC-20-61851A3 |
Manifold to riser 3” spacer (single
block). Includes all mounting hardware,
gaskets and drain plug. |
MC-20-93320A3 |
Manifold to riser 3” spacer blocks
(pair) with fastener and gasket
package. |
MC-20-93322A3 |
Manifold to riser 6” spacer blocks
(pair) with fastener and gasket
package. |
MC-20-61811A4P |
Mounting package for MC-20-61811A4
spacer block kit. |
MC-20-61852A2P |
Mounting package for MC-20-61851A2
spacer block kit. |
MC-20-61811A3P |
Mounting package for MC-20-61811A3
spacer block kit. |
MC-20-93320A3P |
Mounting package for MC-20-93320A3
spacer block kit. |
MC-20-93322A3P |
Mounting package for MC-20-93322A3
spacer block kit. |
Note:Each spacer block kit includes the spacer block (s) and
the corresponding package to mount. |
|

Center Discharge
Exhaust Riser 4”
20
0100
20
0082P
20
0082SS
P
1
0104P
1
0106P
1
0107
1
0105
5
3/4”
1”
4”
DIA.
10”
|
20-0100 |
Water cooled center discharge riser
(3/4” N.P.T. cooling hose connection).
Standard for use with 4”
I.D. exhaust hose. |
1-0104P |
Adaptor package for fresh water
cooled manifold (includes gaskets
and block off plate). |
1-0105 |
Center riser manifold-to-riser gasket
for fresh water cooling |
1-0106P |
Adaptor package for raw water
cooling. Used in pre-heating applications
(includes gaskets and block off
plate with vent hole). |
1-0107 |
Center riser manifold-to-riser gasket
(raw water cooling) |
20-0082P |
Riser mounting package for both
20-0082 and 20-0100. |
20-0082SS-P |
Stainless steel mounting package
(with brass plugs) for both 20-0082
and 20-0100. |
The Barr Center Riser is designed to limit back
pressure on the engine. This riser is to be utilized with
the Barr CHV-1-83, FM-1-83 and CHVA-1-84
manifolds! |
Note: Riser includes plug, gasket and mounting hardware
to mount to manifold. |
|

Center Discharge
Manifold and Riser
System Dimensions
11
5/16”
Part
Number
3”
DIA.
6
5/8”
1
1/32”
9
3/8”
13/64”
7/8”
5
1/2”
Part
Number
2
3/16”
4
1/2”
Portside
4
3/8”
Starboard
11
3/16”
Part
Number
3”
DIA.
6
1/2”
1
15/32”
9
3/8”
7
3/64”
5
3/8”
Part
Number
3
3/16”
1
7/32”
5”
17
5/16”
|

Center Discharge
Manifold and Riser
System Dimensions
12
3/8”
Part
Number
3”
DIA.
3”
DIA.
1
1/2”
9
3/8”
1
9/16”
18
3/4”
6
9/16”
Part
Number
3
1/4”
19/32”
5
1/8”

Exhaust Risers and
Connectors
Part# |
Part Description |
1-0001 |
AdaptorAdaptor for Barr manifold replacing
size “A” end plate (2” pipe). Order (1) for 4 or 6 cylinder engines or
(2) for V8 cylinder engines. |
1-0081 |
Adaptor for Barr round-type Oldsmobile conversion
manifold (OR-1-73). Order (2) for Oldsmobile V8 cylinder engines. |
1-0012L |
Adaptor for Chris Craft V8 283 C.I.D. manifolds prior to
Models F, G, K and Q (three pass system), “L” for left side. Order (1)
for Chris Craft V8 cylinder engines (port/left side). |
1-0012R |
Adaptor for Chris Craft V8 283 C.I.D. manifolds prior to
Models F, G, K and Q (three pass system), “R” for right side. Order (1)
for Chris Craft V8 cylinder engines (starboard/right side). |
1-0283A |
Adaptor for Chris Craft V8 283, 302, 305, 307, 327 and 350 C.I.D.
manifolds Order 2 for Chris Craft V8 cylinder engines;models F, G and K (two pass
system). |
1-0283L |
Adaptor for Chris Craft V8 283, 302, 305, 307, 327 and 350 C.I.D.
manifolds left side. Order (1) for Chris Craft V8 cylinder engines
(port/left side);model Q (single pass system),
“L” for |
1-0283R |
Adaptor for Chris Craft V8 283, 302, 305, 307, 327 and 350 C.I.D.
manifolds rightside. Order (1) for Chris Craft V8 cylinder engines
(starboard/right side);model Q (single pass system),
“R” for |
1-0007 |
Adaptor for Chrysler V8 383, 413 and 440 C.I.D.
manifolds (4 bolt), Chrysler Ace and Crown Engines. Order (1) for Ace
and Crown 6 cylinder engines and (2) for Chrysler V8 engines. |
1-0013L |
Adaptor for Chrysler V8 318 C.I.D. (prior to 1966); “L”
for left side. Order (1) for Chrysler V8 engines (port/left side). |
1-0013R |
Adaptor for Chrysler V8 318 C.I.D. (prior to 1966); “R”
for right side. Order (1) for Chrysler V8 engines (port/left side) |
1-0071 |
Adaptor for Chrysler V8, Model M 81 (225 H.P.). Order
(2) for Chrysler M 81 V8 engines. |
CM-1-6672C |
Adaptor for Chrysler V8 318 C.I.D. (after 1966). Order
(2) for Chrysler V8 engines. |
1-0002 |
Adaptor for Graymarine V8 327 C.I.D. (4 bolt flange).
Order (2) for Graymarine V8 (4 bolt) engines. |
1-0069 |
Adaptor for Graymarine V8 327 C.I.D. (3 bolt flange).
Order (2) for Graymarine V8 (3 bolt) engines. |
1-0070 |
Adaptor for Palmer V8, Model 14-345 |
1-0014 |
Universal adaptor to fit any engine with 3 1/4” or
smaller manifold end (drill to suit manifold).Order (1) for 4 or 6 |
20-0008 |
Adaptor for 2” standard N.P.T. pipe thread. Order (1)
for 4 or 6 cylinder engines or (2) for V8 cylinder engines. cylinder
engines or (2) for V8 cylinder engines. |
20-0004 |
Adaptor for 2 1/2” standard N.P.T. pipe thread. Order
(1) for 4 or 6 cylinder engines or (2) for V8 cylinder engines |
20-0004 |
Adaptor for 2 1/2” standard N.P.T. pipe thread. Order
(1) for 4 or 6 cylinder engines or (2) for V8 cylinder engines |

Exhaust Risers and
Connectors
20
0000
20
0031
20
0055
20
0035
20
0039
20
0034
20
0002P
|
20-0000 |
Swivel-type high discharge exhaust riser; 8 1/2” riser protection. Requires (1) mounting hardware kit
#20-0002P per riser. Use only with
2 7/8” to 3” I.D. exhaust hose. |
20-0002P |
Mounting hardware kit. |
20-0031 |
Swivel-type 90 degree exhaust elbow
connector with internal water discharge.
Accepts 2 1/2” to 3” I.D. exhaust
hose. Requires (1) mounting
hardware kit #20-0002P per elbow |
20-0034 or 20-0035 |
Exhaust connector #20-0035 (for 2 1/2” I.D. exhaust hose) or exhaust connector #20-0034 (for 3” I.D. exhaust
hose). Connects to #20-0039
using (1) #20-0002P per connector. |
20-0039 |
Fully jacketed swivel-type exhaust
riser; 7” riser protection. Requires (2)
mounting hardware kits #20-0002P
((1) kit to mount riser to manifold
and (1) kit to mount elbows #20-0034
or #20-0035 to riser). |
20-0055 |
Swivel-type 30 degree exhaust elbow
connector; fully jacketed. Accepts
2 1/2” or 3” I.D. exhaust hose. Requires
(1) mounting hardware kit
#20-0002P per elbow. |
Note: A header adaptor style end cap must be installed on
the exhaust end of the log manifold in order to mount
these risers or elbows. See the “Manifold End Plate
and Gasket Identification Listing” page at the beginning
of this catalog for the proper end plates specific
to your aplication. |
|

Exhaust Risers and
Connectors
“A”
=
Adaptor
Per
Hose
“B”
=
For
2-3/8”
or
2-1/2”
I.D.
Hose
“C”
=
For
2-7/8”
or
3”
I.D.
Hose
“A”
=
Adaptor
Per
Hose
“B”
=
For
2-3/8”
or
2-1/2”
I.D.
Hose
“C”
=
For
2-7/8”
or
3”
I.D.
Hose
All
Barr
exhaust
risers
and
connectors
(except
straight)
can
be
swiveled
inboard
or
outboard
in
vertical
plane.
Part
Number
20-0034
(For
2-7/8”
or
3”
I.D.
Hose
Part
Number
20-0035
(For
2-3/8”
or
2-1/2”
I.D.
Hose
can
be
swiveled
inboard
or
outboard
in
horizontal
plane.
|

Crossover Reference
Guide
CHRIS CRAFT TO BARR |
|
CRUSADER TO BARR |
|
CHRIS CRAFT PART # |
BARR PART # |
CRUSADER PART # |
BARR PART # |
16.20-07593 |
CC 20 07593 |
97772 |
CR 20 97772 |
16.20-07605 |
CC 20 07605 |
97924 |
CR 20 97924 |
16.20-07686 |
CC 1 07686 |
97992 |
CR 1 97992 |
16.20-08288 |
CC 20 08288 |
97993 |
CR 1 97993 |
16.20-08289 |
CC 20 08289 |
98068 |
CR 20 98068 |
16.50-05944 |
CC47 1650 05944 |
98126 |
CR 20 98126 |
16.50-06022 |
CC47 1650 06022 |
98243 |
CR 1 98243 |
16.50-07290 |
CC47 1650 07290 |
20471 |
CR 50 20471 |
16.50-07596 |
CC47 1650 07596 |
22032 |
CR 50 22032 |
16.50-07597 |
CC47 1650 07597 |
22033 |
CR 50 22033 |
16.50-07681 |
CC47 1650 07681 |
96108 |
CR47 C 96108 |
|
|
96120 |
CR 1 97752 |
|
|
96121 |
CR 1 97753 |
|
|
96306 |
CHV 47 0000 |
|
|
96369 |
CR 50 96369 |
|
|
96560 |
CR 20 96560 |
|
|
96562 |
CR47 C 96562 |
|
|
96653 |
CHVA 47 0000 |
|
|
97169 |
CR 20 97169 |
|
|
97387 |
CR 20 97387 |
|
|
97624 |
CR 20 97624 |
|
|
97752 |
CR 1 97752 |
|
|
97753 |
CR 1 97753 |
CHRYSLER TO BARR |
|
MARINE POWER TO BARR |
|
CHRYSLER PART # |
BARR PART # |
MARINE POWER PART # |
BARR PART # |
2469556 |
CM 1 6672A |
0000-815H7 |
50 525 020 |
2469639 |
CM 20 2847405 |
0991-110 |
CHVA 1 84 |
2600402 |
CM 20 2600402 |
0991-600 |
CHVA 47 0000 |
2846106 |
CM 1 6672B |
0992-000 |
20 0082 |
2846689 |
CM 20 6674 |
0992-001 |
1 0106P |
2847404 |
CM 20 4142411 |
0992-300 |
1 0104P |
2847405 |
CM 20 2847405 |
0992-400 |
MC 20 44354 |
2847623 |
CM 20 4142411 |
0992-593 |
20 0100 |
3527781 |
CM 1 6672E |
0994-000 |
CHV 1 83 |
3527794 |
CM 20 6672 |
0994-600 |
CHV 47 0000 |
3619659 |
CM 1 5972A |
OMC PART # |
BARR PART# |
3675826 |
CM 1 6677A |
311550 |
1 910280 |
3745639 |
CM 20 4142411 |
312148 |
1 312148 |
4142322 |
CM 1 6677A |
312149 |
1 312149 |
4417063 |
CM 1 4417063 |
314810 |
OMC 29 982201 |
E7081M |
CM 1 5972A |
384560 |
OMC 24 0000 |
E9232M |
CM 20 9232 |
385799 |
OMC 20 910380 |
E9233M |
CM 20 4142411 |
907776 |
OMC 20 981281 |
MERC. PART # |
BARR PART # |
907777 |
OMC 20 981281 |
97429 |
MC 29 97429 |
907885 |
1 907885 |
12076A2 |
MC 20 12076 |
908719 |
1 908719 |
47441A1 |
MC 29 47441 |
909280 |
OMC 1 912441 |
47442A1 |
MC 20 47442 |
910144 |
OMC 1 912442 |
47638A1 |
1 47638 |
910280 |
1 910280 |
47735A17 |
MC 1 47735 |
910380 |
OMC 20 910380 |
47736A17 |
MC 1 47736 |
910384 |
1 910384 |
47737A10 |
MC 1 47737 |
912441 |
OMC 1 912441 |
47738A10 |
MC 1 47738 |
912442 |
OMC 1 912442 |
55538A2 |
MC 20 55538 |
913784 |
OMC 20 913784 |
58759A14 |
MC 1 58759 |
914035 |
OMC 1 914035 |
59498A1 |
MC 29 59498 |
979729 |
OMC 1 981462 |
60252A2 |
1 60252 |
979730 |
OMC 20 980536 |
60783A3 |
MC 29 60783 |
979758 |
OMC 1 979758 |
61851A3 |
MC 20 61851A2 |
979759 |
OMC 1 979759 |
62898A1 |
MC 29 62898 |
979760 |
OMC 1 979760 |
63122A13 |
MC 1 63122 |
979761 |
OMC 1 979761 |
63588A1 |
MC 29 63588 |
980083 |
OMC 1 984054 |
65603A13 |
MC 1 65603 |
980188 |
OMC 20 910380 |
65604A12 |
MC 1 65604 |
980382 |
OMC 24 0000 |
72963A9 |
MC 20 72963 |
980459 |
OMC 1 981462 |
73811A1 |
1 73811 |
980460 |
OMC 1 984054 |
73813A1 |
1 54870 |
980536 |
OMC 20 980636 |
73813A1 |
1 73813 |
980572 |
OMC 1 980959 |
76325A9 |
MC 20 76325 |
980617 |
OMC 20 980617 |
76351A2 |
MC 20 60426 |
980957 |
OMC 1 984054 |
76351A2 |
MC 20 76351 |
980959 |
OMC 1 980959 |
76668A3 |
MC 20 76668 |
981281 |
OMC 20 981281 |
76771A3 |
MC 20 76771 |
982490 |
OMC 1 984054 |
77234A7 |
MC 1 77234 |
982680 |
OMC 20 982680 |
77235A8 |
MC 1 77235 |
SIERRA PART # |
BARR PART # |
78984A1 |
MC 29 78984 |
18-0113 |
MC47 27 97542 |
78985A1 |
MC 29 78985 |
18-0114 |
OMC47 907761 |
806867A8 |
MC 1 99798 |
18-0183 |
MC47 27 73866 |
807078A6 |
MC 1 89011 |
18-0332 |
MC47 27 35898 |
807476A6 |
MC 20 93320A3 |
18-0335 |
MC47 27 39947 |
807477A5 |
MC 20 93322A3 |
18-0353 |
MC47 27 58764 |
807988A2 |
MC 20 44354 |
18-0356 |
MC47 27 64692 |
860246A10 |
MC 1 87114 |
18-0364 |
MC47 27 73812 |
861493A3 |
MC 29 47587 |
18-0418 |
MC47 27 46820 |
861493A3 |
MC 29 60372 |
18-0672 |
MC47 27 41811 |
87290A4 |
MC 29 87290 |
18-0872 |
MC47 27 33395 |
90736A18 |
MC 29 90736 |
18-0885 |
MC47 27 48042 |
90880A2 |
MC 20 90880 |
18-0897 |
MC47 27 41813 |
95862A5 |
MC 1 95862 |
18-0903 |
MC47 27 49110 |
96705A1 |
MC 1 52390 |
18-0928 |
MC47 27 73814 |
96705A10 |
MC 1 96705 |
18-0943 |
OMC47 909786 |
97428T 2 |
MC 29 97428 |
18-0954 |
MC47 27 92720 |
98502A2 |
MC 20 98502 |
18-0992 |
MC47 27 68715 |
98504A3 |
MC 20 98504 |
18-1203 |
MC47 27 53354 |
99746A17 |
MC 1 99746 |
18-1204 |
MC47 27 96429 |
NLA |
MC 20 61811A4 |
18-1209 |
MC47 27 39917 |
NLA |
MC 29 79468 |
18-1210 |
MC47 27 39923 |
1623-8951A37 |
MC51 1623 8951A27 |
18-1902 |
OMC 1 912441 |
OSCO# |
EDM PART# |
18-1903 |
OMC 1 912442 |
106 |
CM 1 6672B |
18-1904 |
OMC 1 980959 |
121 |
CM 1 5972C |
18-1916 |
CR 20 97169 |
150 |
CM 1 5972B |
18-1919 |
CR 20 97387 |
424 |
CM 1 5972D |
18-1921 |
OMC 20 982680 |
557 |
CM 1 6672E |
18-1922 |
OMC 20 910380 |
639 |
CM 20 2847405 |
18-1924 |
CR 20 97624 |
689 |
CM 20 6674 |
18-1927 |
CR 20 97772 |
794 |
CM 20 6672 |
18-1929 |
CR 1 97992 |
826 |
CM 1 6677A |
18-1930-1 |
VO 1 855387 |
992 |
20 0082 |
18-1931-1 |
VO 1 835804 |
994 |
CHV 1 83 |
18-1933 |
CR 1 97993 |
2018 |
20 0102 |
18-1935-1 |
VO 20 855384 |
2076 |
MC 20 12076 |
18-1940 |
CM 1 6677A |
2441 |
OMC 1 912441 |
18-1941 |
CM 1 6672B |
2442 |
OMC 1 912442 |
18-1945 |
CM 20 6674 |
4354 |
MC 20 44354 |
18-1946 |
CM 20 6672 |
5538 |
MC 20 55538 |
18-1950-1 |
MC 1 77234 |
5603 |
MC 1 65603 |
18-1951-1 |
MC 1 77235 |
5604 |
MC 1 65604 |
18-1952-1 |
MC 1 99746 |
5639 |
CM 20 4142411 |
18-1953 |
MC 1 87114 |
5805 |
VO 1 835804 |
18-1954 |
MC 1 95862 |
5862 |
MC 1 95862 |
18-1955 |
MC 1 96705 |
6022 |
CC47 1650 06022 |
18-1956-1 |
MC 1 99798 |
6108 |
CR47 C 96108 |
18-1957 |
MC 1 89011 |
6325 |
MC 20 76325 |
18-1958 |
MC 1 65604 |
6351 |
MC 20 76351 |
18-1959 |
MC 1 63122 |
6562 |
CR47 C 96562 |
18-1960-1 |
MC 1 58759 |
6705 |
MC 1 96705 |
18-1961 |
MC 1 52390 |
6771 |
MC 20 76771 |
18-1962 |
MC 1 65603 |
7056 |
CC 1 07686 |
18-1968 |
MC 29 47587 |
7081 |
CM 1 5972A |
18-1969 |
MC 29 60372 |
7169 |
CR 20 97169 |
18-1970-1 |
MC 20 98504 |
7296 |
CR 20 97296 |
18-1971 |
MC 20 76351 |
7387 |
CR 20 97387 |
18-1972 |
MC 20 76325 |
7624 |
CR 20 97624 |
18-1973 |
MC 20 55538 |
7752 |
CR 1 97752 |
18-1974-1 |
MC 20 98502 |
7753 |
CR 1 97753 |
18-1975 |
MC 20 12076 |
7772 |
CR 20 97772 |
18-1976-1 |
MC 20 44354 |
7924 |
CR 20 97924 |
18-1977 |
MC 29 47441 |
7992 |
CR 1 97992 |
18-1978 |
MC 20 76771 |
7993 |
CR 1 97993 |
18-1983 |
CR 1 98243 |
8068 |
CR 20 98068 |
18-1990 |
1 73813 |
8243 |
CR 1 98243 |
18-1991 |
20 0089P |
8759 |
MC 1 58759 |
18-1992-1 |
20 0087P |
9011 |
MC 1 89011 |
18-1993 |
MC 29 78984 |
9234 |
CM 20 9234 |
18-1994 |
MC 29 87290 |
9745 |
MC 1 99746 |
18-1995 |
1 47368 |
9798 |
MC 1 99798 |
18-1997-1 |
CHV 1 83 |
41812 |
MC47 27 41812 |
18-1998-1 |
FM 1 83 |
47510 |
MC47 27 47510 |
18-1999 |
20 0082 |
48818 |
MC47 27 48818 |
18-2104 |
MC 51 75832 |
50456 |
OMC 20 913784 |
18-2146 |
MC 51 59830 |
52076 |
MC47 27 52076 |
18-2554 |
MC47 27 41812 |
MC553-BB |
MC 29 78985 |
18-2819 |
MC47 27 39915 |
54870 |
1 54870 |
18-2830 |
MC47 27 46401 |
56879 |
VO 20 855384 |
18-2831 |
MC47 27 47590 |
60252 |
1 60252 |
18-2832 |
MC47 27 48043 |
99204 |
20 0100 |
18-2833 |
MC47 27 99777 |
188 |
OMC 20 910380 |
18-2844 |
MC47 27 48818 |
402 |
CM 20 2600402 |
18-2849 |
MC47 27 87105 |
5944 |
CC47 1650 05944 |
18-2850 |
OMC47 908935 |
879 |
MC 20 90880 |
18-2854 |
1 0107 |
106-T |
CM 1 6672H |
18-2859 |
OMC47 311131 |
143-DEG |
MC 29 59137 |
18-2860 |
OMC47 311130 |
1851(SINGLE) |
MC 20 61851A2 |
18-2861 |
OMC47 311121 |
3320(SINGLE) |
MC 20 93320A3 |
18-2875 |
OMC47 908013 |
3322(SINGLE) |
MC 20 93322A3 |
18-2883 |
OMC47 907775 |
480-MK |
CM 20 6672P |
18-2896 |
MC47 27 52546 |
480-MK |
CM 20 6674P |
18-2743 |
MC47 27 94996 |
480-MK-FW |
CM 20 6672J P |
18-2820 |
MC47 27 64818 |
480-MK-FW |
CM 20 6674J P |
18-2902 |
MC47 27 33395 |
7081-GH |
CM 1 5972P |
18-2909 |
MC47 27 97757 |
7087-MK |
CM 20 9232P |
18-2917 |
MC47 27 53045 |
7087-OR |
CM 20 9225/6 |
18-2941 |
CM 1 6672D |
7114B2 |
MC 1 87114 |
18-2949 |
CHV47 0000 |
7234B |
MC 1 77234 |
18-2971 |
VO47 835908 |
7235B |
MC 1 77235 |
18-4008 |
MC 20 60207 |
826GH |
CM 1 6672P |
18-4009 |
1 60252 |
826-MK-SS |
CM 1 6677 SS P |
18-4360 |
CM 1 6672B P |
8503A |
MC 20 98504 |
18-4363 |
FM 1 83P |
8503-G0 |
MC47 27 87105 |
18-4364 |
20 0082P |
8503-GB |
MC47 27 41811 |
18-4367 |
MC47 27 |
8503-GR |
MC47 27 41813 |
18-4394 |
99777A1 |
9863-T |
OMC 20 982680 |
18-4395 |
MC47 27 |
992-G |
1 0107 |
18-4396 |
33395A1 |
992-G-FW |
1 0105 |
18-4397 |
MC47 27 |
992MK |
20 0082P |
18-4398 |
35898A4 |
994-S3 |
20 0097 |
18-4399 |
MC47 27 |
BG |
1 0019 |
18-446 |
46401A1 |
CV-GH |
CHV 47 0000 |
VOLVO PART # |
BARR PART # |
CW994 |
CHVA 1 84 |
824532-6 |
VO 1 824532 |
CW-GH |
CHVA 47 0000 |
825599-4 |
VO 20 825599 |
CY4 GH |
CHV 47 0120 |
834438-4 |
VO 1 855387 |
CY-MG |
MC 1 6364G |
835804-6 |
VO 1 835804 |
F66CS |
50 512 019 |
855384-4 |
VO 20 855384 |
F68C9 |
50 525 020 |
855387-7 |
VO 1 855387 |
F68CS |
50 512 020 |
856883-4 |
VO 1 835804 |
FL994 |
FM 1 83 |
3857723 |
OMC 1 914034 |
MC552-BB |
MC 29 90736 |
3863031 |
OMC 20 913784 |
MC552-SB |
MC 29 87290 |
|
MC553-SB |
MC 29 78984 |
|
MC55-TBB |
MC 29 47442 |
|
MC55-TSB |
MC 29 47441 |
|
V0418 |
VO 1 855387 |
|
