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Popular Diesel Engine Specs

CATERPILLAR C11 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 C11
Main Bearing bolts
S/N - JAM1-UP
S/N - KCA1359-UP
S/N - KCB6818-UP
step 1 = 150 ± 7 Nm, 110 ± 5 lb.ft
step 2 = + 60°

S/N - KCA1-1358
S/N - KCB1-6817
step 1 = 50 ± 5 Nm, 110 ± 4 lb.ft
step 2 = + 60°

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CAT C11
Connecting Rod Bolts
step 1 = 130 ± 7 Nm, 95 ± 5 lb.ft
step 2 = + 60°

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cat c11 cylinder head and numbered bolts
 
CAT C11
Main Cylinder head Bolts
(bolts 1 through bolt 26 in a numerical sequence)
step 1 = 170 Nm, 125 lb.ft
step 2 = repeat step 1
step 3 = + 120°
step 4 = loosen all
step 5 = 170 ± 10 Nm, 125 ± 7 lb.ft
step 6 = repeat step 5
step 7 = + 120° ± 5°

Minor Cylinder head Bolts
(bolts 27 through bolt 34 in a numerical sequence)
step 8 = 55 Nm, 41 lb.ft

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CATERPILLAR C11 Diesel Engine Specs

 
CAT C11
Displacement
11.1 liter, 677 CID
Bore - 5.12 in, 130 mm	 
Stroke - 5.51 in, 140 mm

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CAT C11
Arrangement
6 cylinder in-line turbo

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CAT C11
Power
Acert
305-370 hp
227-275 kW 
@ 2100 rpm

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CAT C11
Torque
1050-1450 lb.ft 
1400-1930 Nm
@ 1200 rpm

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CAT C11
Dimensions:
approx:
length 1297 mm, 51 in
width 1050 mm, 48 in
height 1217 mm, 49 in

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CAT C11
Weight:
approx:
1030 kg 
2270 lb

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CAT C11
Compression ratio:
mostly at 17:1

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CATERPILLAR C11 Diesel Engine Spec Sheets

 

CATERPILLAR C11 and C13 Diesel Engine workshop repair Manuals

 

CATERPILLAR C11 y C13 Manuales del Motor

 

Caterpillar - Electro, Jakes Brake, Utility, and General items



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