MAINTENANCE
SERVICE MANUAL NUMBER 23
90-861326--1 MARCH 1999 Page 1B-51
MIE (Inboard) Models:
NOTICE
Refer to “Cold Weather or Extended Storage,” “Precautions,” in this section,
BEFORE proceeding.
1. Engine must be as level as possible to ensure complete draining of cooling system.
2. Remove drain plugs (port and starboard) from cylinder block.
75481
74130
a
Starboard Side Shown (Port Similar)
a-Drain Plug
NOTE: It may be necessary to lift, bend or lower hoses to allow water to drain completely
when hoses are disconnected.
3. Remove drain plug from bottom of port and starboard exhaust manifolds.
NOTE: With the engine level, sufficient draining of manifolds will occur when exhaust
manifold-to-thermostat housing hoses or drain plugs are removed.
74130
a
a-Drain Plug
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