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6A1 ENGINE (E-W) -
General Information
11A-0-3
GENERAL INFORMATION
GENERAL SPECIFICATIONS
Descriptions 6A12 6A13
Type 60° V, OHV, DOHC (for each bank) 60° V, OHV, SOHC (for each bank)
Number of cylinders 6 6
Combustion chamber Pentroof type Pentroof type
Total displacement dm
3
1,998 2,498
Cylinder bore mm 78.4 81.0
Piston stroke mm 69.0 80.8
Compression ratio 10.0 9.5*
1
or 9.0*
2
Valve timing Intake
valve
Opens
(BTDC)
15° (Low-speed cam)
37.5° (High-speed cam)
15°
Closes
(ABDC)
41° (Low-speed cam)
82.5° (High-speed cam)
53°
Exhaust
valve
Opens
(BBDC)
41° (Low-speed cam)
75° (High-speed cam)
53°
Closes
(ATDC)
15° (Low-speed cam)
30° (High-speed cam)
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
NOTE
*
1
: Europe and Hong Kong
*
2
: GCC and Export
PWEE9622
E
Feb. 1997Mitsubishi Motors Corporation