4JH1 Diesel Engine for Isuzu 3.0L
The Isuzu 4JH1 is a 3.0-liter (2,999 cc) inline four-cylinder diesel engine renowned for its exceptional reliability in the light truck and SUV sectors. This engine features direct injection technology and is typically equipped with a turbocharger and intercooler system (specifically the 4JH1-TC model); with a bore of 96 mm and a stroke of 102 mm, it delivers an output of approximately 96 to 120 kW (129 to 160 hp), with peak torque reaching up to 333 N·m.
Description
Key Technical Specifications (Model 4JH1-TC):
Engine Type: Inline 4-cylinder, 4-stroke, Diesel
Displacement: 3.0L (2,999 cc)
Bore x Stroke: 96 mm x 102 mm
Induction: Turbocharged and Intercooled
Fuel System: Direct Injection / Bosch VP44 Radial Piston Pump
Compression Ratio: 18.3:1 to 19.0:1
Max Power: Approx. 130–140 hp (97–104 kW) 3,200–3,600 rpm
Max Torque: 280 Nm – 320 Nm 2,000 rpm
Valve Train: OHV (Overhead Valve), 2 valves per cylinder






