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Isuzu 4H diesel engine spec's and manuals - amp

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Essential bolt torques are:
 main bearing cap bolts 
 connecting rod cap bolts
cylinder head bolt torques
 


 
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Isuzu 4H engine specs, manuals and bolt torques - amp

 
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Isuzu 4H Engine Bolt Tightening Torques
4HF1, 4HF1-2, 4HE1-T, 4HE1-TC, 4HG1n, 4HG1-T engines

 


Isuzu 4H Engine
Main Bearing Bolt torques 

M18 Bolt torques
step 1 = 98 Nm, 72 lb.ft
step 2 = 132 Nm, 97 lb.ft
step 3 = + 30-60 degrees

M10 Bolt torques
37 Nm, 27 lb.ft    


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engine manuals and specs 

Isuzu 4H Engine head torque sequence, Click to enlarge



Isuzu 4H Engine
Cylinder head Bolt torques 

M14 Bolt torques

step 1 = 98 Nm, 72 lb.ft
step 2 = 147 Nm, 108 lb.ft
step 3 = + 30-60 degrees

M10 Bolt torques
38 Nm, 28 lb.ft    


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engine manuals and specs 


Isuzu 4H Engine
Connecting Rod Bolt torques 

step 1 = 39 Nm, 29 lb.ft
step 2 = + 60 degrees
step 3 = + 30 degrees    


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engine manuals and specs 




Isuzu 4HF1, Diesel Engine Specs

 


Isuzu 4HF1, engine
Displacement, Bore, Stroke, 
Compression Ratio 

Displacement
4.6334 liter, 264.5 CID

Bore
112 mm, 4.41 in

Stroke
110 mm, 4.33 in

Compression Ratio
19.0:1          


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engine manuals and specs 



Isuzu 4HF1, engine
Arrangement 

4 Cylinder diesel engine
4-stroke cycle
overhead cam
water cooled           


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engine manuals and specs 



Isuzu 4HF1, engine
Power and Torque  

Power
114 hp, 85 kW
@3200 rpm

Torque
285 Nm, 210 lb.ft
@1800 rpm           


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engine manuals and specs 



Isuzu 4HE1, Diesel Engine Specs

 


Isuzu 4HE1-TC, engine
Displacement, Bore, Stroke, 
Compression Ratio 

Displacement
4.751 liter, 289.9 CID

Bore
110 mm, 4.33 in

Stroke
125 mm, 4.92 in

Compression Ratio
17.3:1       


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engine manuals and specs 



Isuzu 4HE1-TC, engine
Arrangement 

4 Cylinder diesel engine
4-stroke cycle
overhead cam
water cooled
turbocharged
charge-air-cooled          


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engine manuals and specs 



Isuzu 4HE1-TC, engine
Power and Torque  

Power
152 hp, 112 kW
@2800 rpm

Torque
444 Nm, 330 lb.ft
@1700 rpm         


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engine manuals and specs 





 
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