MerCruiser 3.0 MPI User Manual

Section 6 - Storage
Page 90 90-899883272 MARCH 2008
1. If draining with the boat in the water, close the seacock (if equipped) or remove and
plug the water inlet hose. If draining with the boat out of the water, place the boat on a
level surface to ensure complete draining of the system.
2. Remove the drain plug from the aft drain plug from the heat exchanger.
7184
a
a - Aft heat exchanger drain plug
3. Clean out the drain hole with a stiff piece of wire until the entire system is drained.
NOTE: It may be necessary to lift or bend hoses to allow water to drain completely.

MerCruiser 3.0 MPI Specifications

General

Horsepower	135 hp (101 kW)
Ignition	Electronic
Cylinders	4
Aspiration	Naturally Aspirated
Compression Ratio	9.3:1
Full Throttle RPM	4400-4800 RPM
Displacement	3.0L / 181 CID
Fuel System	Multi-Port Injection (MPI)
Bore x Stroke	4.00" x 3.60" (101.6mm x 91.4mm)
Fuel Requirement	87 Octane Minimum
Engine Type	Inline 4
Cooling System	Raw water
Alternator Output	65 amp