Sierra Marine Parts Catalog
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1991
454/454 HO
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1991
7.4L (GM)
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1990-91
8.2L (GM)
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1982-83,1985-90
3.0 Liter
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1990
4.3 Liter
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1990
5.0/5.0 HO/5.8 Liter
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1990
5.0/5.7L
18-1986-1
1990
7.4L (GM)
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1990
7.5L (Ford)
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18-0992
1990
454 King Cobra
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1987-90
460 King Cobra
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1989
5.0/5.0 HO/5.8 Liter
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1989
5.7/350 King Cobra
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1988
5.0/5.7/350 King Cobra
18-1902 #
1988
5.0/5.7/350 King Cobra
18-1903 *
1988
370 King Cobra
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1982-87
5.0/5.7 Liter
18-1902 #
➀
1982-87
5.0/5.7 Liter
18-1903 *
1982-86
2.5 Liter
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1984
3.0 Liter
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1978-81
400 Series, 120 HP
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1978-81
400 Series, 140 HP
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1981
800 Series, 200,230,260 HP
18-1902 #
1981
800 Series, 200,230,260 HP
18-1903 *
1980
800 Series, 185-260 HP
18-1902 #
1980
800 Series, 185-260 HP
18-1903 *
1979
800 Series,185-230 HP
18-1902 #
1979
800 Series,185-230 HP
18-1903 *
1979
800 Series, 260 HP
18-1902 #
1979
800 Series, 260 HP
18-1903 *
1978
800 Series, 185-225 HP
18-1902 #
1978
800 Series, 185-225 HP
18-1903 *
1978
800 Series, 240 HP
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1977
120 HP
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1977
140 HP
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1977
175 THRU 235 HP
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1976
120 HP
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1974-76
140 HP
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1976
165 HP
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1976
175 THRU 235 HP
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1974-75
120 HP
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1974-75
165 HP
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1975
175 THRU 235 HP
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1974
170 & 190 HP
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1974
175 THRU 235 HP
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1973
100,120,140 HP
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1973
165 HP
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1972-73
225 & 245 HP
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18-2883
1972
100,120 HP
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1972
155 HP
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N/A
18-2883
1972
165 HP S MODEL, C MODEL
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1971
215 & 235 HP
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1965-71
120 HP
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1967-71
155 HP
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N/A
1968-70
210 HP
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1967-68
185 HP
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1966-68
200 HP
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N/A
1964-66
150 HP
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N/A
1964
110 HP
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N/A
MANIFOLD/MANIFOLD GASKET APPLICATION
Exhaust
Exhaust
Manifold
Elbow
Manifold
Elbow
Year
Horsepower
Manifold
Elbow
Mount Kit
Mount Kit
Gasket
Gasket
# Starboard
* Port
➁
5.0L only
➀
High rise applications only for 1985
I/O—OMCSTERNDRIVE/COBRA-CoolingSystem