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About the V8 5.3L LM4 Engine
The Generation III 5.3L V8 engine offered 2003-2004.
The LM4 engine is inicated as "P" in the VIN code.
V8 5.3L LM4 Engine Specifications
- LM4 HP: 290
- LM4 Torque: 325 lb-ft
- Bore: 3.78"
- Stroke: 3.62"
- Compression Ratio: 10.0:1
- Block/Heads: Aluminum
Vehicles with V8 5.3L LM4 Engine
Year(s), Make, Model
Engine(s)
Transmission(s)
2003-2004 CHEVROLET SSR
2003-2005 CHEVROLET TRAILBLAZER EXT
2003-2004 GMC ENVOY XL
2003-2004 ISUZU ASCENDER
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