MerCruiser 5.7 MPI User Manual

Section 3 - On The Water
Page 42 90-864197072 NOVEMBER 2007
• Operation at 3/4 throttle setting or lower is recommended. Refrain from prolonged
operation at WOT RPM.
• Change the engine oil and oil filter. Refer to Maintenance.
• Change the transmission oil and filter. Refer to Maintenance (ZF Transmission
models).
1.
End of First Season Checkup
At the end of the first season of operation, contact an authorized Mercury MerCruiser dealer
to discuss and/or perform scheduled maintenance items. If you are in an area where the
product is operated continuously, year‑round, you should contact your dealer at the end of
the first 100 hours of operation or once yearly, whichever occurs first.
1. Require fluid and filter change after the first 25 hours and then every 100 hours.

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