GASOLINE ENGINES SKI MODELS
Page 37 of 48
EFI AND MPI MODELS
1. Ensure engine is as level as possible to ensure complete draining of cooling system.
2. Remove drain plugs from the following locations:
a. Port Side - cylinder block.
CAUTION
Avoid product damage. Do not disturb the Y-fitting when removing the drain plug.
There is an ignition control “Knock Sensor” in the upper hole of the fitting. This sen-
sor must not be loosened or removed. It is tightened to a critical specification at the
factory.
b. Starboard Side - Y-fitting.
a
a-Y-fitting
c. Fuel cooler.
d. Bottom of exhaust manifolds.
75081
b
a
c
a-Cylinder Block Drain Location (port side)
b-Fuel Cooler Drain Location
c-Exhaust Manifold Drain Location
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