Caution: Bolt Torques and other data, may vary from serial number to serial number, please check the manuals.
Main Bearing Cap bolts step 1 = 95Nm, 70 lb.ft step 2 = + 90°
Connecting Rod Bolts step 1 = 130 ± 7 Nm, 95 ± 5 lb.ft step 2 = + 60°
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
CATERPILLAR c12
Displacement
12.0 liter, 732 CID
Bore - 5.12 in, 130 mm
Stroke - 5.91 in, 150 mm
Arrangement
6 cylinder in-line turbo,
aftercooled
Power, marine
570 hp
425 kW
@ 2300 rpm
Torque
2127 lb.ft
2884 Nm
@ 1400 rpm
Dimensions:
approx:
length 1574 mm, 62 in
width 969 mm, 38 in
height 1009 mm, 40 in
Weight:
approx:
1076 kg
2372 lb
Compression ratio:
16:1
Diesel Engine SpecsBasic specs are open to everyone and include images, displacement, dimensions and weight, essential bolt tightening torques, the characteristics of the engine like its power and torque. Essential bolt tightening torques are the main bearing cap bolt torque, the connecting rod cap bolt torque and the cylinder head bolt torques.
Diesel Engine ManualsYou need club membership for your engine manual or parts book. You subscribe for Membership if you need manuals continually or you can take a one week membership window if you only need manuals for a specific engine.
Page Revision #5.1RS 08-17
