The Caterpillar C2.4 is a compact, four-cylinder diesel engine that is commonly used in a variety of small machines such as skid steer loaders, mini-excavators, and compact track loaders. Here are some specifications for the engine:
Configuration: In-line 4-cylinder diesel engine
Displacement: 2.4 L (146 cubic inches)
Bore x stroke: 87 mm x 102 mm (3.43 in x 4.02 in)
Compression ratio: 23.5:1
Aspiration: Naturally aspirated or turbocharged
Fuel system: High-pressure common rail fuel injection system
Power output:
Tier 4 Final: 55 kW (74 hp) at 2500 rpm
Tier 4 Interim: 47 kW (63 hp) at 2500 rpm
Peak torque:
Tier 4 Final: 300 Nm (221 lb-ft) at 1600 rpm
Tier 4 Interim: 250 Nm (184 lb-ft) at 1600 rpm
Emissions: Meets Tier 4 Final and Tier 4 Interim emissions standards
Cooling system: Liquid-cooled, with integrated water pump, thermostat, and aftercooler