Mitsubishi 4G9 User Manual

4G9 ENGINE (E-W) -
Rocker Arms and Camshafts
11A-8-9
PWEE9502
E
May 1995Mitsubishi Motors Corporation
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J
A
SEALANT APPLICATION ON SEMI-CIRCULAR
PACKING
Specified sealant: 3M ATD Part No.8660 or equivalent
"
K
A
SEALANT APPLICATION ON ROCKER COVER
(1) Apply sealant to the areas indicated in the illustration.
Specified sealant: 3M ATD Part No.8660 or equivalent
"
L
A
O-RING / COVER INSTALLATION
(1) Apply liquid gasket on the illustrated position of the cover.
Specified sealant: 3M ATD Part No.8660 or equivalent
(2) Lubricate the O-ring in the cover with engine oil. Install
the cover in place on the cylinder head and the beam
camshaft cap.
VALVE CLEARANCE ADJUSTMENT
Adjust the valve clearance by the following procedure.
Adjustment values (when engine is cold):
Intake valve: 0.09 mm
Exhaust valve: 0.20 mm
(1) Turn the crankshaft in the clockwise direction to align
the camshaft sprocket timing marks and to set the No.1
cylinder to the compression top dead centre position.
(2) The valve clearances at the places indicated by arrows
in the illustration can be adjusted.
(3) Use a thickness gauge to adjust the clearance between
the ends of the valve stems and the adjusting screws.
(4) Hold the adjusting screws with a screwdriver so that they
do not turn, and then tighten the lock nuts.
(5) Turn the crankshaft once in the clockwise direction to
set the No.4 cylinder to the compression top dead centre
position.
PWEE9502-H
E
July 2000Mitsubishi Motors Corporation Revised
O-ring
Timing mark
When No.1 cylinder is at compression top
dead centre

Mitsubishi 4G9 Specifications

General

Brand	Mitsubishi
Model	4G9
Category	Engine
Language	English

Summary

ENGINE 4G9 SERIES

SPECIFICATIONS

Details on engine specifications, including service, rework, torque, and material requirements.

SPECIAL TOOLS

List and description of specialized tools required for engine service procedures.

ALTERNATOR AND IGNITION SYSTEM

Procedures for removal and installation of alternator and ignition system components.

TIMING BELT

Removal, installation, inspection, and adjustment procedures for the timing belt system.

FUEL AND EMISSION CONTROL SYSTEM

Procedures for removal and installation of fuel and emission control system components.

INTAKE AND EXHAUST MANIFOLD

Procedures for removal and installation of intake and exhaust manifolds for various models.

WATER PUMP AND WATER HOSE

Procedures for removal and installation of the water pump and associated hoses.

ROCKER ARMS AND CAMSHAFTS

Procedures for removal, installation, inspection, and adjustment of rocker arms and camshafts.

CYLINDER HEAD AND VALVES

Procedures for cylinder head and valve removal, installation, inspection, and handling.

FRONT CASE AND OIL PUMP

Procedures for removal, installation, and inspection of the front case and oil pump.

PISTON AND CONNECTING ROD

Procedures for removal, installation, and inspection of pistons and connecting rods.

CRANKSHAFT, CYLINDER BLOCK, FLYWHEEL AND DRIVE PLATE

Procedures for removal, installation, and inspection of crankshaft, cylinder block, and related components.