Caterpillar C13

The Caterpillar C13 is an inline-6 diesel internal combustion engine made by Caterpillar. The engine is 12.5 liters in displacement (763 cubic inches). The cylinder size is 5.12 × 6.18 bore/stroke. Engine ratings were available from 380–525 horsepower at 2100 RPM. The peak torque occurs at an engine speed of 1200 RPM.^[2]

Caterpillar C13 [1]
Overview
Manufacturer	Caterpillar Incorporated
Layout
Displacement	12,500 cubic centimetres (760 in3)
Cylinder bore	130 millimetres (5.1 in)
Piston stroke	157 millimetres (6.2 in)
Compression ratio	17:1
RPM range
Idle speed	650
Max. engine speed	2800
Combustion
Turbocharger	single with non-ACERT engines, sequential twin turbochargers used with ACERT engines
Fuel system	Unit injection (see management)
Management	Electronic (ACERT) with mechanical failsafe
Fuel type	Diesel
Oil system	Wet sump
Cooling system	Water cooled
Output
Power output	387 kilowatts (519 hp) (marine/military rating)
Dimensions
Dry weight	1.35 tonnes (1.33 long tons; 1.49 short tons)

The engine weighs over one ton at 2610 pounds. The Cat C13 is often used in Class 8 vehicles (tractor-trailers). The Gleaner A85 is a Gleaner combine harvester that uses the C13, and it is considered a class 8 vehicle. In the A85 as well as in fire trucks, it is rated at a higher horsepower.^[3]

Sample applications

• Caterpillar 345C L excavator
• Caterpillar 730 articulated dump truck and chassis
• Caterpillar 730 EJ articulated dump truck
• Caterpillar 735 articulated dump truck and chassis
• Freightliner Century Class truck
• Gleaner A85 combine harvester
• Harimau tank
• Sisu E13TP military truck

See also

• Caterpillar C27