Mitsubishi Evolution X. Manual - part 250
OIL PUMP CHAIN
TSB Revision
ENGINE LUBRICATION
12-11
REMOVAL SERVICE POINT
.
<<A>> ENGINE OIL PUMP SPROCKET CENTER
BOLT/ENGINE OIL PUMP DRIVE CHAIN AND
ENGINE OIL PUMP SPROCKET REMOVAL
AC611491
MB991346
AB
1. Hold the engine oil pump sprocket with special tool
MB991346.
2. Loosen the engine oil pump sprocket center bolt and
remove the engine oil pump drive chain and engine oil pump
sprocket.
INSTALLATION SERVICE POINTS
.
>>A<< CRANKSHAFT SPROCKET INSTALLATION
AC705022
Crankshaft sprocket
Crankshaft
AC
Engine
front
: Wipe clean with a rag.
: Wipe clean with a rag and degrease.
1. Wipe the dirt off of the crankshaft sprocket and the
crankshaft using a rag, and then remove the grease from the
portion shown in the illustration.
NOTE: Remove grease to prevent a drop in the coefficient
of friction of the pressing portion caused by adhesion of oil.
2. Set the No. 1 piston at top dead center of the compression
stroke.
3. Install the crankshaft sprocket to the crankshaft.
.
>>B<< ENGINE OIL PUMP SPROCKET/ENGINE
OIL PUMP DRIVE CHAIN INSTALLATION
1. Set the No. 1 piston at top dead center of the compression
stroke.
2. Install the engine oil pump sprocket to the engine oil pump
case.
3. Install the engine oil pump drive chain to the crankshaft
sprocket.
4. Install the engine oil pump drive chain to the engine oil pump
sprocket.