Caterpillar C32

The Caterpillar C32 is a V12 diesel engine made by Caterpillar [Inc.] The engine displacement is 32.1 liters. The cylinder size is 5.71 inches x 6.38 inches bore/stroke. The engine can produce up to 1900 horsepower at 2300 rpm. The peak torque of 5532 lb-ft occurs at an engine speed of 1300 to 1800 RPM.
The engine weighs over three tons at 6780 pounds. The C32 is used in CAT equipment including the 777G mining truck and the D11T bulldozer. It is also sold for use in rail and marine applications, and for other industrial applications such as crushers, pumps, and drills.

Caterpillar C32B

The Caterpillar C32B is a V12 diesel engine made by Caterpillar Inc. The engine displacement is 32.1 liters. It is normally painted in grey. The cylinder size is 5.71 inches x 6.38 inches bore/stroke. The C32B is the most power-dense high-speed diesel engine of Caterpillar. The engine can produce up to 2433 marine horsepower at 2300 rpm. The peak torque of 5532 lb-ft occurs at an engine speed of 1300 to 1800 RPM. The engine has an iron block, painted in grey.
The engine weighs over three tons at 7500 pounds. The C32B is used in marine and military applications.