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CAT C7 engine specifications and manuals - amp

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They usually include
engine images, displacement, 
dimensions and weight, 
essential bolt tightening torques, 

characteristics of the engine 
e.g. its power and torque. 

Essential bolt tightening torques are
 main bearing cap bolt torque, 
 connecting rod cap bolt torque 
 and the cylinder head bolt torques.
 


 
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CAT C7 engine specs, manuals and essential bolt torques - amp

 
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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 Manuals and Spec Sheets

 
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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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