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Popular Diesel Engine Specs

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.

CATERPILLAR C10, C12
Main Bearing Cap bolts
step 1 = 95Nm, 70 lb.ft
step 2 = + 90°

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engine manuals and specs
 
CATERPILLAR C10, C12
Connecting Rod Bolts
step 1 = 130 ± 7 Nm, 95 ± 5 lb.ft
step 2 = + 60°

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engine manuals and specs

caterpillar c11-c13 cylinder head and numbered bolts
 
CATERPILLAR 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°
step 4 = loosen all
step 5 = 160 ± 10 Nm, 120 ± 7 lb.ft
step 6 = repeat step 5
step 7 = + 90° ± 5°

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

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CATERPILLAR C10 and C12 Diesel Engine Specs

 
CATERPILLAR C10, C12
Displacement
12.0 liter, 732 CID
Bore - 5.12 in, 130 mm	 
Stroke - 5.91 in, 150 mm
 
CATERPILLAR C10, C12
Arrangement
6 cylinder in-line turbo, 
aftercooled

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CATERPILLAR C10, C12
Power, marine 
570 hp
425 kW 
@ 2300 rpm

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CATERPILLAR C10, C12
Torque
2127 lb.ft 
2884 Nm
@ 1400 rpm

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CATERPILLAR C10, C12
Dimensions:
approx:
length 1574 mm, 62 in
width 969 mm, 38 in
height 1009 mm, 40 in

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CATERPILLAR C10, C12
Weight:
approx:
1076 kg 
2372 lb

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CATERPILLAR C10, C12
Compression ratio:
16:1

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CATERPILLAR C10 and C12 Diesel Engine Spec Sheets

 

CATERPILLAR C10 and C12 Diesel Engine workshop repair Manuals

 


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