
Standard Features
(U.S. EPA Current Tier Certified)
- Displacement: 15.7 L
- Turbo charged & charge air cooled
- Peak torque: 1709 LB/FT @ 1500 RPM
- Fuel consumption: .342 LB/HP-HR
- Flywheel housing: SAE 1
- Electric self-priming fuel lift pump
- 12V electrics
- 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 | 15.7L (958.1 cu in) |
Cylinders | 6 |
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 | 1150kg (2535.3lbs) |
Coolant Capacity (Block) | 36.0L (38.0 qt.) |
Oil Capacity | 52.0L (54.9 qt.) |
Horsepower | 381.8kW (512HP) @ 1800 RPM Constant |
381.8kW (512HP) @ 1800 RPM Variable | |
Dimensions - L x W x H (6WG1) | 1788mm x 1016mm x 1333mm (70.4in x 40in x 52.5in) |
Emissions | U.S. EPA Final Tier 4 |
EU Stage V Available† |
†Contact your authorized Isuzu distributor or local sales representative for product availability and information.
Isuzu REDTech™ 6W Lit Sheet
- 6WG1
-
Displacement 15.7L (958.1 cu in) Cylinders 6 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 1150kg (2535.3lbs) Coolant Capacity (Block) 36.0L (38.0 qt.) Oil Capacity 52.0L (54.9 qt.) Horsepower 381.8kW (512HP) @ 1800 RPM Constant 381.8kW (512HP) @ 1800 RPM Variable Dimensions - L x W x H (6WG1) 1788mm x 1016mm x 1333mm (70.4in x 40in x 52.5in) Emissions U.S. EPA Final Tier 4 EU Stage V Available† †Contact your authorized Isuzu distributor or local sales representative for product availability and information.
Isuzu REDTech™ 6W Lit Sheet

W-SERIES
Standard Features
(Lesser Regulated Countries)
- Displacement: 15.7 L
- Turbo charged & charge air cooled
- Peak torque: 1709 LB/FT @ 1500 RPM
- Fuel consumption: .342 LB/HP-HR
- Flywheel housing: SAE 1
- Electric self-priming fuel lift pump
- 12V electrics
- 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 | 15.7L (958.1 cu in) |
Cylinders | 6 |
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 | 1150kg (2535.3lbs) |
Coolant Capacity (Block) | 36.0L (38.0 qt.) |
Oil Capacity | 52.0L (54.9 qt.) |
Horsepower | 348.2kW (467HP) @ 1800 RPM Constant |
397.5kW (533HP) @ 1800 RPM Variable | |
Dimensions - L x W x H (6WG1) | 1788mm x 1016mm x 1333mm (70.4in x 40in x 52.5in) |
Emissions | U.S. EPA Tier 4 Interim |
EC Stage IIIa |
- 6WG1 LRC
-
Displacement 15.7L (958.1 cu in) Cylinders 6 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 1150kg (2535.3lbs) Coolant Capacity (Block) 36.0L (38.0 qt.) Oil Capacity 52.0L (54.9 qt.) Horsepower 348.2kW (467HP) @ 1800 RPM Constant 397.5kW (533HP) @ 1800 RPM Variable Dimensions - L x W x H (6WG1) 1788mm x 1016mm x 1333mm (70.4in x 40in x 52.5in) Emissions U.S. EPA Tier 4 Interim EC Stage IIIa