Isuzu N Series - Page 583

9-3
MAIN DATA
4HK1 Engine Model
Specifications
Water-cooled, overhead camshaft, direct injection engine with an inter-cooled turbocharger
Compression ratio (to 1) 17.5
Displacement cc (cu. in) 5,193 (317.0)
Firing order 1-3-4-2
Fuel injection timing (static) degree 0°
Valve clearance mm (in) Both intake and exhaust valves:
0.4 (0.016) in cold engine
Idling speed r/min 550 - 600
Fan belt tension mm (in)/Hz 50A generator
New belt: *** (***)/*** - ***
When reused: *** (***)/*** - ***
60A/80A/90A generator
New belt: 6 - 7 (0.24 - 0.28)/179 - 199
When reused: 8 - 9 (0.31 - 0.35)/152 - 164
Oil filter Cartridge (spin on) type
Engine oil capacity [Reference value]
liters (US gal./Imp gal.)
When changing oil only: 9.5 (2.51/2.09)
When changing oil and filter: 11.5 (3.04/2.53)
Engine coolant capacity [Reference value]
liters (US gal./Imp gal.) *** (***/***)
Preheating system Glow plugs
4JH1 Engine Model
Specifications
Water-cooled, overhead camshaft, direct injection engine with an inter-cooled turbocharger
Compression ratio (to 1) 15.9
Displacement cc (cu. in) 2,999 (183.0)
Firing order 1-3-4-2
Fuel injection timing (static) degree 0°
Valve clearance mm (in) Both intake and exhaust valves:
0.4 (0.016) in cold engine
Idling speed r/min 675 - 725
Fan belt tension mm (in)/Hz New belt: 7 - 9 (0.28 - 0.35)/133 - 157
When reused: 9 - 11 (0.35 - 0.43)/112 - 126
Power steering pump belt tension mm (in)/Hz New belt: 8 - 12 (0.31 - 0.47)/135 - 165
When reused: 11 - 13 (0.43 - 0.51)/117 - 135
Oil filter Cartridge (spin on) type
Engine oil capacity [Reference value]
liters (US gal./Imp gal.)
When changing oil only: 6.0 (1.59/1.32)
When changing oil and filter: 6.6 (1.74/1.45)
Engine coolant capacity [Reference value]
liters (US gal./Imp gal.) *** (***/***)
Preheating system Glow plugs
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