Mitsubishi 4G1 Automobile Parts User Manual


 
4G1 ENGINE (E-W) -
General Information
11A-0-7
PWEE9520
E
Nov. 1995Mitsubishi Motors Corporation
Descriptions 4G15-CARBURETTOR 4G15-MPI
Type In-line OHV, SOHC In-line OHV, DOHC
Number of cylinders 4 4
Combustion chamber Semi spherical type Pentroof type
Total displacement dm
3
1,468 1,468
Cylinder bore mm 75.5 75.5
Piston stroke mm 82.0 82.0
Compression ratio 9.0 9.5
Number of Intake 8 8
valve
Exhaust 4 8
Valve timing Intake opens BTDC 14
_
BTDC 16
_
Intake closes ABDC 48
_
ABDC 40
_
Exhaust opens BBDC 55
_
BBDC 45
_
Exhaust closes ATDC 13
_
ATDC 15
_
Lubrication system Pressure feed, full-flow filtration Pressure feed, full-flow filtration
Oil pump type Trochoid type Trochoid type
Cooling system Water-cooled, forced circulation Water-cooled, forced circulation
Water pump type Centrifugal impeller type Centrifugal impeller type
PWEE9520-A
E
Dec. 1998Mitsubishi Motors Corporation Added