GENERAL INFORMATION 0A–9
Main Data and Specifications
ITEMS 6HK1
Engine type Four cycle, water cooled, in-line, overhead camshaft
direct injection
Combustion chamber Open type in piston crown
Cylinder liner Dry
Timing drive system Gear drive
No. of cylinders – bore × stroke mm (in) 6 – 115 × 125 (4.53 × 4.92)
No. of piston rings Four rings (Compression rings: 3, Oil ring: 1)
Total piston displacement L (cid) 7.790 (475.4)
Compression ratio (to 1) 17.3
Compression pressure at 200 min
–1
MPa (kg/cm
2
/psi) 3.24 (33/469) or more
Engine dimensions* mm (in) 1,332 × 995 × 1,143 (52.4 × 39.2 × 45.0)
Engine weight (Dry)* kg (lb) 650 (1,433)
Fuel injection order 1 – 5 – 3 – 6 – 2 – 4
Fuel injection timing (TDC)* deg 9
Specified fuel type SAE No.2 diesel fuel
Idling speed* min
–1
1000
Valve clearances Intake mm (in) 0.40 (0.016)
Exhaust mm (in) 0.40 (0.016)
Intake valves Open at (BTDC) deg 15
Close at (ABDC) deg 44
Exhaust valves Open at (BBDC) deg 58
Close at (ATDC) deg 11
Injection pump Bosch, in-line P-Type
Governor type* Mechanical
Injection nozzles Multi-hole
Injection nozzle opening pressure
MPa (kg/cm
2
/psi) 1st stage: 18.1 (185/2630)
2nd stage: 22.1 (225/3200)
Main fuel filter Paper element
Lubrication system
Lubrication method Full flow pressure circulation
Specified engine oil (API grade) CD
Oil pressure (at oil gallery)
kPa (kg/cm
2
/psi)/min
–1
290 – 490 (3.0 – 5.0/43–71)/2000
Condition: SAE 30 API CD grade engine oil at an
oil temperature of 80°C (176°F)
Oil pump type Gear (Timing gear drive)
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