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Popular Diesel Engine Specs


CATERPILLAR C7 Essential Diesel Engine Bolt Tightening Torques

 

Caution: Bolt Torques and other data, may vary from serial number to serial number, please check the manuals.

CAT C7
Main Bearing capscrews

step 1 = 54 ± 7 Nm, 40 ± 5 lb.ft
step 2 = + 90 degrees








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CAT C7
Connecting Rod Bolts

step 1 = 70 ± 5 Nm, 52 ± 4 lb.ft
step 2 = + 60 degrees








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CAT C7
Cylinder Head Bolts

Main Cylinder Head Bolts
step 1 = 300 Nm, 220 lb.ft
step 2 = loosen all
step 3 = 130 Nm, 95 lb.ft
step 4 = repeat step 3
step 5 = + 45 degrees

Minor Cylinder head Bolts
55 Nm, 41 lb.ft

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CATERPILLAR C7 Diesel Engine Specs

 
CAT C7
Displacement, bore and stroke

Displacement
7.2 liter, 442 CID

Bore
4.33 in, 110 mm	
 
Stroke
5.0 in, 127 mm

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CAT C7
Arrangement






6 cylinder in-line turbo, 
aftercooled 


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CAT C7
Power

Acert
218 hp
168 kW 
@ 2200 rpm

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CAT C7
Torque

761 lb.ft 
1028 Nm
@ 1350 rpm


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CAT C7
Dimensions

approx:
length 1036 mm, 41 in
width 758 mm, 30 in
height 1032 mm, 41 in

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CAT C7
Weight

approx:
776 kg 
1711 lb


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CAT C7
Compression Ratio

mostly at 17:1




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CATERPILLAR C7 Manuals and Spec Sheets

 


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