H-SERIES

Standard Features

(U.S. EPA Current Tier Certified)

  • Displacement: 5.2 L or 7.8 L
  • Turbocharged charge air cooled
  • Peak torque: 496.5 LB/FT – 796.5 LB/FT
  • Fuel consumption: .342 LB/HP-HR
  • SAE #2 or SAE #3 flywheel housing
  • Electric self-priming fuel lift pump
  • 12V or 24V electronics
  • Glow plug starting aid
  • High angularity oil pan
  • 500-hour service intervals
  • 5-year / 5,000-hour limited warranty*

*Years or hours of service, whichever comes first. Please see your authorized Isuzu distributor or dealer for warranty and other details.

Available Current Tier Certified Models

Main Specifications

Displacement 5.2L (317.3 cu in)
Cylinders 4
Cycle 4 Stroke
Cooling System WATER COOLED (RECOMMENDED O.A.T.)
Valvetrain OHC
Injection DIRECT INJECTED
Aspiration TURBOCHARGED CHARGED AIR COOLED
Fuel DIESEL
Dry Weight 530kg (1168.5lbs)
Coolant Capacity (Block) 14.0L (14.8 qt.)
Oil Capacity 20.5L (21.7 qt.)
Horsepower 129kW (173HP) @ 1800 RPM Constant
140.2kW (188HP) @ 2000 RPM Variable
Dimensions - L x W x H (4HK1) 1033mm x 929mm x 1040mm (40.7in x 36.6in x 40.9in)
Emissions U.S. EPA Final Tier 4
EU Stage V is available
Isuzu REDTech™ 4H Lit Sheet
Displacement 7.8L (476.0 cu in)
Cylinders 4
Cycle 4 Stroke
Cooling System WATER COOLED (RECOMMENDED O.A.T.)
Valvetrain OHC
Injection DIRECT INJECTED
Aspiration TURBOCHARGED CHARGED AIR COOLED
Fuel DIESEL
Dry Weight 623kg (1373.5lbs)
Coolant Capacity (Block) 14.5L (15.3 qt.)
Oil Capacity 38.0L (40.2 qt.)
Horsepower 210.3kW (282HP) @ 1900 RPM Variable
Dimensions - L x W x H (6HK1) 1348.9mm x 790.5mm x 1074.3mm (53.1in x 31.1in x 42.3in)
Emissions U.S. EPA Final Tier 4
EU Stage V is available
Isuzu REDTech™ 6H Lit Sheet
4HK1
Displacement 5.2L (317.3 cu in)
Cylinders 4
Cycle 4 Stroke
Cooling System WATER COOLED (RECOMMENDED O.A.T.)
Valvetrain OHC
Injection DIRECT INJECTED
Aspiration TURBOCHARGED CHARGED AIR COOLED
Fuel DIESEL
Dry Weight 530kg (1168.5lbs)
Coolant Capacity (Block) 14.0L (14.8 qt.)
Oil Capacity 20.5L (21.7 qt.)
Horsepower 129kW (173HP) @ 1800 RPM Constant
140.2kW (188HP) @ 2000 RPM Variable
Dimensions - L x W x H (4HK1) 1033mm x 929mm x 1040mm (40.7in x 36.6in x 40.9in)
Emissions U.S. EPA Final Tier 4
EU Stage V is available
Isuzu REDTech™ 4H Lit Sheet
6HK1
Displacement 7.8L (476.0 cu in)
Cylinders 4
Cycle 4 Stroke
Cooling System WATER COOLED (RECOMMENDED O.A.T.)
Valvetrain OHC
Injection DIRECT INJECTED
Aspiration TURBOCHARGED CHARGED AIR COOLED
Fuel DIESEL
Dry Weight 623kg (1373.5lbs)
Coolant Capacity (Block) 14.5L (15.3 qt.)
Oil Capacity 38.0L (40.2 qt.)
Horsepower 210.3kW (282HP) @ 1900 RPM Variable
Dimensions - L x W x H (6HK1) 1348.9mm x 790.5mm x 1074.3mm (53.1in x 31.1in x 42.3in)
Emissions U.S. EPA Final Tier 4
EU Stage V is available
Isuzu REDTech™ 6H Lit Sheet

H-SERIES

Standard Features

(Lesser Regulated Countries)

  • Displacement: 5.2L or 7.8 L
  • Turbocharged or turbocharged charge air cooled
  • Peak torque: 854 LB/FT @ 1500 RPM
  • Fuel consumption: .342 LB/HP-HR
  • Flywheel housing: SAE 2
  • Electric self-priming fuel lift pump
  • 12V or 24V electronics
  • Glow plug starting aid
  • High angularity oil pan
  • 500-hour service intervals
  • 5-year / 5,000-hour limited warranty*

*Years or hours of service, whichever comes first. Please see your authorized Isuzu distributor or dealer for warranty and other details.

Available LRC Models

(Lesser Regulated Countries)

Main Specifications

Displacement 5.2L (317.3 cu in)
Cylinders 4
Cycle 4 Stroke
Cooling System WATER COOLED (RECOMMENDED O.A.T.)
Valvetrain OHC
Injection DIRECT INJECTED
Aspiration TURBOCHARGED OR CHARGED AIR COOLED
Fuel DIESEL
Dry Weight 470kg (1036.2lbs)
Coolant Capacity (Block) 14.0L (14.8 qt.)
Oil Capacity 20.5L (21.7 qt.)
Horsepower 132.9kW (178.2HP) @ 1800 RPM Constant
151.4kW (203HP) @ 2100 RPM Variable
Dimensions - L x W x H (4HK1) 947mm x 776mm x 994.8mm (37.3in x 30.6in x 39.2in)
Emissions U.S. EPA Tier 3
EC Stage IIIa
Displacement 7.8L (476.0 cu in)
Cylinders 4
Cycle 4 Stroke
Cooling System WATER COOLED (RECOMMENDED O.A.T.)
Valvetrain OHC
Injection DIRECT INJECTED
Aspiration TURBOCHARGED OR CHARGED AIR COOLED
Fuel DIESEL
Dry Weight 623kg (1373.5lbs)
Coolant Capacity (Block) 14.5L (15.3 qt.)
Oil Capacity 38.0L (40.2 qt.)
Horsepower 204.3kW (274HP) @ 1800 RPM Constant
218.5kW (293HP) @ 2000 RPM Variable
Dimensions - L x W x H (6HK1) 1348.9mm x 790.5mm x 1074.3mm (53.1in x 31.1in x 42.3in)
Emissions U.S. EPA Tier 3
EC Stage IIIa
4HK1 LRC
Displacement 5.2L (317.3 cu in)
Cylinders 4
Cycle 4 Stroke
Cooling System WATER COOLED (RECOMMENDED O.A.T.)
Valvetrain OHC
Injection DIRECT INJECTED
Aspiration TURBOCHARGED OR CHARGED AIR COOLED
Fuel DIESEL
Dry Weight 470kg (1036.2lbs)
Coolant Capacity (Block) 14.0L (14.8 qt.)
Oil Capacity 20.5L (21.7 qt.)
Horsepower 132.9kW (178.2HP) @ 1800 RPM Constant
151.4kW (203HP) @ 2100 RPM Variable
Dimensions - L x W x H (4HK1) 947mm x 776mm x 994.8mm (37.3in x 30.6in x 39.2in)
Emissions U.S. EPA Tier 3
EC Stage IIIa
6HK1 LRC
Displacement 7.8L (476.0 cu in)
Cylinders 4
Cycle 4 Stroke
Cooling System WATER COOLED (RECOMMENDED O.A.T.)
Valvetrain OHC
Injection DIRECT INJECTED
Aspiration TURBOCHARGED OR CHARGED AIR COOLED
Fuel DIESEL
Dry Weight 623kg (1373.5lbs)
Coolant Capacity (Block) 14.5L (15.3 qt.)
Oil Capacity 38.0L (40.2 qt.)
Horsepower 204.3kW (274HP) @ 1800 RPM Constant
218.5kW (293HP) @ 2000 RPM Variable
Dimensions - L x W x H (6HK1) 1348.9mm x 790.5mm x 1074.3mm (53.1in x 31.1in x 42.3in)
Emissions U.S. EPA Tier 3
EC Stage IIIa
H-Series

Options & Accessories

Strengthen your brand with an Isuzu engine and Isuzu genuine add-on components. Isuzu accessories, backed by our Isuzu nameplate, are engineered specifically for your Isuzu engine. In today’s global climate, customizing an Isuzu engine with factory components yields a high return in customer service, support, and satisfaction, no matter where the final product resides.

  • Cooling system
  • Air cleaner
  • Exhaust system
  • Front and rear mounts
  • Skid base
  • Instrument panel & extension harness
  • Custom power unit

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