An Isuzu 6BG1 engine can be specified to produce around 174 HP (129.8 kW) at 2500 RPM. Full specifications include a 6.5L (396.7 cu. in.) displacement, 6-cylinder inline configuration, and 4-stroke water-cooled design. It is a naturally aspirated or turbocharged engine with either a mechanical or electronic fuel system, and it is known for its reliability and efficiency.
Engine Specifications
- Type: 6-cylinder, inline, 4-stroke water-cooled diesel engine
- Displacement: 6.494 L (396.7 cubic inches)
- Cylinders: 6
- Power Output: Approximately 174 HP (129.8 kW) at 2500 RPM, though it can vary based on the application and model, notes Hamilton Power Solutions
- Torque: Max 313 lb-ft (412 Nm) at 1500 RPM (example for a 174 HP variant),
- Compression Ratio: 17.5:1
- Fuel System: Mechanical direct injection or electronic fuel injection (EFI), depending on the model year
- Cooling System: Water-cooled
- Bore x Stroke: 105 mm x 125.0 mm
- Dry Weight: Approximately 1089 lbs (494 kg)
Key Features
- Performance: Provides substantial low-end torque and reliable performance for hauling and industrial tasks
- Durability: Designed for long-term reliability and durability in demanding environments
- Fuel Efficiency: Known for good fuel economy and efficient operation
- Maintenance: Easy to service due to its simple design
- Applications: Commonly used in heavy-duty trucks, industrial machinery, and the marine industry



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