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Duramax LB7 6.6L Diesel Engine (2001-2004)
6.6L V8 diesel LB7 engine from Chevrolet. Fully inspected, tested and ready to install — backed by our warranty and fast shipping. Browse more Chevrolet Duramax Diesel engines.
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Description
Duramax LB7 6.6L Diesel Engine (2001-2004)
The Duramax LB7 6.6L Diesel Engine (2001-2004) is a 6.6L V8 diesel engine from the Chevrolet Duramax Diesel family, commonly found in truck applications. Every unit we supply is sourced from a verified donor vehicle or remanufactured to OEM specification, then compression-tested, leak-checked and cleaned before it leaves our facility.
Key specifications
- Manufacturer: GM
- Brand: Chevrolet
- Engine family / series: Duramax Diesel
- Engine code: LB7
- Displacement: 6.6L
- Configuration: V8
- Fuel type: Diesel
- Typical application: Truck
What is included
Complete long block assembly with cylinder heads, crankshaft, pistons, connecting rods, camshaft(s) and timing components. Accessories, intake and wiring are available on request — contact us for a complete drop-in package.
Condition, testing and warranty
Each LB7 unit is inspected for cylinder wall scoring, bearing wear and head-gasket integrity. We record compression and leak-down figures for every engine and supply them with your order. All engines ship with a written parts warranty.
Fitment guidance
Applications vary by model year, emissions package and control module. Send us your VIN before ordering and we will confirm fitment for your exact vehicle.
Related Chevrolet engines
- Duramax LBZ 6.6L Diesel Engine (2006-2007)
- Duramax LMM 6.6L Diesel Engine (2007-2010)
- Duramax LML 6.6L Diesel Engine (2011-2016)
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Additional information
| Part Type | Engine |
|---|---|
| Series | Duramax Diesel |
| Engine Code | LB7 |
| Displacement | 6.6L |
| Configuration | V8 |
| Fuel Type | Diesel |
| Manufacturer | GM |
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