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Isuzu 6HK1-TC
The Isuzu 6HK1-TC is a modern common-rail diesel engine used primarily in Isuzu F-Series trucks, but also in the Cheverolet T-Series and GMC T-Series. This engine varied in levels of tune from 200 to 300 horsepower, and from 520 to 860 pound-feet of torque. The durability of this engine is apparent in its B10 rating of 400,000 miles, meaning only 10% of those produced require an overhaul before 400,000 miles.
6H Features
- Dry Sleeved Cylinders - Precision machined allows for easy replacement
- Nitrided Crankshaft Heat treatment for durability
- Common Rail Injection, requires less oil
- Internal Piston Cooling Channels
- Gear Type oil pump, most dependable
- Internal engine oil pump, less likely to leak
- Oil Thermostat
- 2 Coolant Thermostats
- 4 valves per cylinder for more precise control
- Overhead cam design, fewer parts
6H Specifications
Number of Cylinders |
6 |
Displacement |
475 cu. in. (7.8L) |
Bore & Stroke |
4.25" x 4.92" (11.48cm x 12.5cm) |
Compression Ratio |
17.5:1 (17.0:1 for 300 hp model) |
Dry Weight, without clutch |
1250 lbs. (567 kg.) |
Fuel Grade Requred |
No. 2 Diesel |
40.92 hp (30.5kw) |
|
Low Idle (rpm) |
630 |
Altitude Capability |
10,000 ft. (3048 m) |
Governed Full Load Setting |
2400 |
image (between 170-190 pixels) | ||
ISUZU | ||
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