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CAT C10 - C12 engine specifications and manuals - amp

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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 C10 and C12 engine specs, manuals and essential bolt torques - amp

 
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CATERPILLAR C10 and C12 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 C10, C12
Main Bearing Cap Bolts

step 1 = 95Nm, 70 lb.ft
step 2 = + 90 degrees

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CAT C10 - C12
engine manuals and specs 
 
CAT C10, C12
Connecting Rod Bolts

step 1 = 130 ± 7 Nm, 95 ± 5 lb.ft
step 2 = + 60 degrees

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CAT C10 - C12
engine manuals and specs 
 
CAT C10, C12
Main Cylinder Head Bolts

(bolts 1 through bolt 26 
in a numerical sequence)
step 1 = 160 Nm, 120 lb.ft
step 2 = repeat step 1
step 3 = + 90 degrees
step 4 = loosen all
step 5 = 160 ± 10 Nm, 
              120 ± 7 lb.ft
step 6 = repeat step 5
step 7 = + 90 degrees ± 5 degrees

Minor Cylinder Head Bolts
(bolts 27 through bolt 34 
in a numerical sequence)
step 8 = 28 Nm, 20 lb.ft

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CAT C10 - C12
engine manuals and specs 
 

CATERPILLAR C10 and C12 Diesel Engine Spec Sheets

 
CAT C12 
Marine spec sheet 
20 pages

CATERPILLAR C10 and C12 Diesel Engine workshop repair Manuals

 
Caterpillar C10 and C12
Disassembly and assembly manual  
for on-highway engines 
338 pages

Caterpillar C10 and C12
Systems Operation, Testing and Adjusting manual 
for on-hiway Engines 
201 pages

Caterpillar C10 and C12
Operation and Maintenance 
On-Highway Engines 
182 pages

CATERPILLAR C10 and C12 Diesel Engine Specs

 
CAT C10, C12
Displacement, bore and stroke

Displacement
12.0 liter, 732 CID

Bore
5.12 in, 130 mm

Stroke
5.91 in, 150 mm

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CAT C10 - C12
engine manuals and specs 
 
CAT C10, C12
Arrangement

6 cylinder in-line turbo, 
aftercooled

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CAT C10 - C12
engine manuals and specs 
 
CAT C10, C12
Power, marine

570 hp
425 kW 
@ 2300 rpm

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CAT C10 - C12
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CAT C10, C12
Torque

2127 lb.ft 
2884 Nm
@ 1400 rpm

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CAT C10 - C12
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CAT C10, C12
Dimensions

approx
length 1574 mm, 62 in
width 969 mm, 38 in
height 1009 mm, 40 in

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CAT C10 - C12
engine manuals and specs 
 
CAT C10, C12
Weight
approx
1076 kg 
2372 lb

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CAT C10 - C12
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CAT C10, C12
Compression ratio

16:1

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CAT C10 - C12
engine manuals and specs 
 

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