77
CA953
Engine Specifications
(4 Cyl. Models)
Models 3.0L
Propshaft Horsepower
(SAV1 Rating)
135
1
(114
2
)
Propshaft Kilowatts
(SAV1 Rating)
101
1
(85
2
)
Displacement 181 cid (3.0L)
Maximum rpm @ WOT
3
4400-4800 rpm
Idle rpm in NEUTRAL
3
700 rpm
Oil Pressure @ 2000 rpm 30-60 psi (207-414 kPa)
Min. Oil Pressure @ Idle 4 psi (28 kPa)
Thermostat 160° F (71° C)
Timing @ Idle rpm
4
2° ATDC
Firing Order 1-3-4-2
Electrical System 12-Volt Negative (–) Ground
Alternator Rating - Hot
Operating Amps
65 Amps
Alternator Rating - Cold
Operating Amps
72 Amps
Recommended Battery
Rating
Minimum 375 cca/475 mca/90 Ah
1
Power Rated in Accordance with NMMA (National Marine Manufacturers’ Associa-
tion) rating procedures.
2
Power Rated in Accordance with SAV1 rating procedures. Horsepower differences
shown result from differences in test rpm, allowable test tolerances, and/or installa-
tion of special kit components.
3
Measured using an accurate service tachometer with engine at normal operating
temperature.
4
A special procedure must be followed to check or adjust timing. Consult your
Authorized Mercury MerCruiser Dealer before attempting this procedure.
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