Mercruiser 8.1L Marine Engine Specifications
|
Models |
496 MAG HO |
496 MAG |
|
Propshaft Horsepower |
4251 |
3751 |
|
Propshaft Kilowatts |
3171 |
2801 |
|
Ā Displacement |
496 cid (8.1 l)Ā |
|
|
Maximum rpm @ WOT2 |
4600-5000 rpmĀ |
4400-4800 rpmĀ |
|
Idle rpm in NEUTRAL2Ā |
650 rpmĀ |
|
|
Oil Pressure @ 2000 rpm |
60 psi (414 kPa)Ā |
|
|
Oil Pressure @ Idle |
30 psi (207 kPa)Ā |
|
|
ThermostatĀ |
160o F (71o C)Ā |
|
|
Firing OrderĀ |
1-8-7-2-6-5-4-3 |
|
|
Electrical System |
12-Volt Negative (-) Ground |
|
|
Alternator Rating – Hot Operating Amps |
65 Amps |
|
|
Alternator Rating ā Cold Operating Amps |
72 AmpsĀ |
|
|
Recommended Battery
Rating (Minimum) |
650 cca/825 mca/150 Ah |
|
Ā
Ā 1 Power Rated in Accordance with NMMA (National Marine Manufacturesā Association) rating Procedures.Ā
2 Measured using an accurate service tachometer with engine at normal operating temperature.Ā