Engine Specifications - Mercury Bravo Three Operation & Maintenance Manual

CB175

Engine Specifications

MODEL
Propshaft Horsepower
1
Propshaft Kilowatts
Displacement
Engine Type
Bore
Stroke
Compression Ratio
Compression Pressure
Maximum RPM @
WOT
Idle RPM in
Forward Gear
Fuel Pump Pressure
Oil Pressure @
2000 RPM
Min. Oil Pressure
@ Idle
Thermostat
1
Power Rated in Accordance with NMMA procedure using Marine Engine Rating Code
SAE J1228 (Technically Identical to ISO 3046 and ICOMIA 28-83).
2
A special procedure must be followed for adjusting idle RPM in Neutral. Consult your Autho-
rized MerCruiser Dealer before adjusting idle speed.
50
7.4L Bravo Three
1
300
224
454 C.I.D.
(7.4 L)
V8
4.25 in.
(108mm)
4.00 in.
(101.6mm)
8.6:1
150 psi
(1035 kPa)
4200-4600 RPM
650 RPM
3-7 psi (21-48 kPa)
30-70 psi
(207-483 kPa)
4 psi (28 kPa)
160 F (71 C)
2