Caterpillar C0.7

Cat C0.7The Caterpillar C0.7 is a 0.7 L (760 cc) thee-cylinders water-cooled four-stroke internal combustion diesel engine manufactured by Caterpillar Inc., for industrial applications.

The Caterpillar C0.7 engine has a cast-iron cylinder block, indirect injection fuel system, electric starter motor and 12 Volts (14 amp) alternator. The Cat C0.7 engine used a belt-driven coolant pump, coolant temperature switch. This diesel motor uses closed-circuit lubrication system with spin-on lube oil filter, lube oil pressure switch, and lube oil sump.

It has a 67.0 mm (2.64 in) cylinder bore and 72.0 mm (2.83 in) piston stroke. Compression ratio rating is 23.5:1.

The CAT C0.7 engine produced:

  • EU Stage IIIA and U.S. EPA Tier 4 Interim equivalent: From 16.6 PS (12.2 KW; 16.4 HP) at 2,800 rpm to 20.8 PS (15.3 KW; 20.5 HP) at 3,600 rpm of maximum output power.
  • U.S. EPA Tier 4 Final emission standards:: 12.0 PS (8.8 kW; 11.8 HP) at 2,800 rpm of maximum horsepower.

General information

Engine Specifications
Model C0.7
Type 4-stroke, thee-cylinders
Displacement 0.7 L, 760 cm 3 (46.5 cu-in)
Max. horsepower EU Stage IIIA and U.S. EPA Tier 4 Interim equivalent:
From 16.6 PS (12.2 KW; 16.4 HP) at 2,800 rpm
to 20.8 PS (15.3 KW; 20.5 HP) at 3,600 rpm
U.S. EPA Tier 4 Final:
12.0 PS (8.8 kW; 11.8 HP) at 2,800 rpm
Max. torque (crank PTO)
Fuel system Fuel injection pump with Electronic Shut-off Solenoid (ESOS)
Cooling system Liquid-cooled
Aspiration type Naturally Aspirated
Lubricating system Pressure feed
Starting system Electric starter
Starting aid Glow plug
PTO shaft rotation Counterclockwise (from flywheel end)

Dimensions and Weight

Length, mm (in) 480 (18.9)
Width, mm (in) 371 (14.6)
Height, mm (in) 528 (20.8)
Dry weight, kg (lb) 71.0 (156.6)


Rated speed 2,000-3,600 rpm
Oil system
Oil type 4-stroke engile oil or an equivalent
Recommended oil SAE 10W-30
Oil capacity 2.35-3.05 L (2.48-3.22 US. qt)
Cooling system
Cooling liquid capacity: 1.2 L (1.27 US. qt.)
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