Specifications

4M41 ENGINE -
Rocker Cover, Camshaft Holder
Assembly and Camshaft
11B-14-3
INSTALLATION SERVICE POINTS
"
A
A
BOLT INSTALLATION
Caution
The bolt 13 is inversely threaded. The arrow mark on
its head B indicates its turning direction when tightened.
"
B
A
ROCKER COVER GASKET / ROCKET COVER
ASSEMBLY INSTALLATION
Before installing the rocker cover
4
, remove all deposites,
especially oil in the gasket groove
A
.
Caution
Install the rocker cover gasket 5 using care so that it
is not distorted.
INSPECTION
1. CAMSHAFT
(1) Cam Lobe Lift (Difference between Cam Height and Base
Circle Diameter)
If the specified service limit is exceeded, replace the
camshaft
20
,
21
.
A
: Cam height
B
: Base circle diameter
Standard value:
Intake
Front 6.16 mm
Rear 6.10 mm
Exhaust
Front 5.91 mm
Rear 6.16 mm
Limit:
Intake
Front 6.11 mm
Rear 6.05 mm
Exhaust
Front 5.86 mm
Rear 6.11 mm
(2) Bend
With the camshaft
20, 21
supported at No.1 journal
C
and No.5 journal
D
, measure the bend at No.3 journal
E
. If the reading exceeds the specified service limit,
replace the camshaft
20, 21
.
Standard value: 0.015 mm or less
Limit: 0.03 mm
NOTE
The actual shaft bend is a half of what the dial gauge
reads when the camshaft
20, 21
is given one turn.
PWEE9409-D
E
Feb. 2000Mitsubishi Motors Corporation Added
13
*b
*a
B
A
4
5
20, 21
A
B
C
E
D
20, 21