Description
6.0L V8 LQ9 364 CID Engine
Looking for a 6.0L LQ9 V8 replacement engine? This GM Vortec 6000 LQ9 is a Gen III high-output 6.0L V8 designed for compatible GM applications.
The LQ9 uses a 6.0-liter / 364 cubic-inch displacement, an iron cylinder block and aluminum cylinder heads. Factory specifications list approximately 345 horsepower and 380 lb-ft of torque, with a 10.1:1 compression ratio.
Engine Specifications
* Engine Code: LQ9
* Displacement: 6.0L / 364 CID
* Configuration: V8
* Engine Family: Vortec 6000
* Generation: Gen III
* Block: Cast Iron
* Cylinder Heads: Aluminum
* Bore: 4.000 inches
* Stroke: 3.622 inches
* Compression Ratio: 10.1:1
* Factory Horsepower: 345 HP
* Factory Torque: 380 lb-ft
* Ignition: 24X
* Throttle: Drive-by-wire
* Fuel: Gasoline
Compatible Applications
The LQ9 is documented in:
* 2002–2006 Cadillac Escalade
* 2002–2006 Cadillac Escalade EXT
* 2002–2006 Cadillac Escalade ESV
* 2003–2007 Chevrolet Silverado SS
* 2004–2006 Chevrolet Silverado HO
* 2004–2006 GMC Sierra HO
* 2006–2007 Chevrolet Silverado Classic VortecMAX
* 2006–2007 GMC Sierra Classic VortecMAX
Important fitment note: A 2004 GMC Yukon XL 1500 can have different 6.0L engine configurations, including LQ4, so don’t advertise this LQ9 as a direct fit for every Yukon XL 1500. Have the customer provide the VIN, RPO code, or original engine code to confirm
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