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About the V8 5.3L LS4 Engine
The Generation IV 5.3L V8 engine offered 2005-2009.
The LS4 engine is inicated as "C" in the VIN code.
V8 5.3L LS4 Engine Specifications
- LS4 HP: 303 @ 5600
- LS4 Torque: 323 @ 4400 lb-ft
- Bore: 3.78"
- Stroke: 3.62"
- Compression Ratio: 10.0:1
- Block/Heads: Aluminum
- Block Features: AFM, FWD
Vehicles with V8 5.3L LS4 Engine
Year(s), Make, Model
Engine(s)
Transmission(s)
2008-2009 BUICK LACROSSE SUPER
2006-2009 CHEVROLET IMPALA SS
2006-2007 CHEVROLET MONTE CARLO SS
2005-2008 PONTIAC GRAND PRIX GXP
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