Popular Diesel Engine Specs

CATERPILLAR C13 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 C13
Main Bearing bolts
S/N - JAM1-UP
S/N - KCA1359-UP
S/N - KCB6818-UP
step 1 = 150 B1 7 Nm, 110 B1 5 lb.ft
step 2 = + 60B0

S/N - KCA1-1358
S/N - KCB1-6817
step 1 = 50 B1 5 Nm, 110 B1 4 lb.ft
step 2 = + 60B0

 
CATERPILLAR C13
Connecting Rod Bolts
step 1 = 130 B1 7 Nm, 95 B1 5 lb.ft
step 2 = + 60B0

 

CATERPILLAR C13
Main Cylinder head Bolts
(bolts 1 through bolt 26 in 
numerical sequence)
step 1 = 170 Nm, 125 lb.ft
step 2 = repeat step 1
step 3 = + 120B0
step 4 = loosen all
step 5 = 170 B1 10 Nm, 125 B1 7 lb.ft
step 6 = repeat step 5
step 7 = + 120B0 B1 5B0

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

 
cat c13 cylinder head and numbered bolts
CATERPILLAR C13 head bolt torque sequence, click to expand
 

CATERPILLAR C13 Diesel Engine Specs

 
CATERPILLAR C13
Arrangement and Displacement

Arrangement
6 cylinder in-line turbo, 
aftercooled 

Displacement
12.5 liter, 763 CID
Bore - 5.12 in, 130 mm	 
Stroke - 6.18 in, 157 mm

 
CATERPILLAR C13 Power

Vocational Truck and Bus Ratings: 
305-370 hp, 227-276 kW
@ 2100 rpm

Line Haul Truck and Bus Ratings:  
380-470 hp, 283-350 kW
@ 2100 rpm

Fire Truck Ratings:  
485-525 hp, 361-391 kW 
@ 2100 rpm

RV Ratings: 
525 hp, 391 kW 
@ 2100 rpm

 
CATERPILLAR C13 Torque

C13 Torque Range
1150-1750 lb.ft 
1559-2372 Nm
@ 1200 rpm

 

CATERPILLAR C13
Dimensions:
approx Dimensions
length 1280 mm, 51 in
width 1090 mm, 43 in
height 1220 mm, 48 in

 
CATERPILLAR C13
Weight:
approx Weight
1184 kg 
2610 lb

 
CATERPILLAR C13
Compression ratio:
17.3:1

 

CATERPILLAR C13 Diesel Engine Spec Sheets

CATERPILLAR C11 and C13 Diesel Engine workshop repair Manuals



Barrington Diesel Club
Phone: +27 72 754 4660
email: steve@barringtondieselclub.co.za
B) copyright Steve Barrington 2016

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