MerCruiser 5.7 MPI User Manual

Section 2 - Getting to Know Your Power Package
Page 16 90-864197072 NOVEMBER 2007
SmartCraft digital gauges also feature troll control. This allows a vessel to maintain a
constant speed with an engine speed between 500 and 1200 RPM.
26238
cc
a
b
SmartCraft gauges
a - Tachometer
b - Speedometer
c - LCD system view display
The SmartCraft instrument package also aids in Engine Guardian diagnostics. The
SmartCraft Instrument package displays critical engine alarm data and potential problems.
Refer to the manual with your gauge package for the warning functions monitored by and
basic operation of the SmartCraft instrument package.
Analog Gauges
The following is a brief explanation of the instrumentation typically found on some boats.
The owner/operator should be familiar with all instruments and their functions. Because of
the large variety of instrumentation and manufacturers, you should have your boat dealer
explain the particular gauges and normal readings for your boat.
L
H
OIL
C H
TEMP
0
1
2
3
4
5
6
7
8
R P M
X 1000
MPH
KPH
10
20
30
40
50
60
70
80
30
40
50
60
70
80
90
100
120
110
10 16
BATT
0
4
4
4
FUEL
CRUISELOG
0 0 0 0
0
a
b
c
d
e
f
g
h
i
17352
Reference Gauge Function
a Speedometer Indicates boat speed.
b Tachometer Indicates engine RPM.
c Oil pressure gauge Indicates engine oil pressure.
d Voltmeter Indicates battery voltage.
e Coolant temperature gauge Indicates engine operating temperature.

MerCruiser 5.7 MPI Specifications

General

Engine Type	V8
Fuel System	Multi-Port Fuel Injection (MPI)
Horsepower	300 HP
Ignition	Electronic
Cylinders	8
Fuel Type	Gasoline
Alternator	65 amp
Compression Ratio	9.4:1
Fuel Requirement	87 octane (minimum)
Displacement	5.7L (350 cu in)
Max RPM	5000 RPM