You are currently viewing our forum as a guest, which gives you limited access to view most discussions and access our other features. By joining our community, at no cost, you will have access to post topics, communicate privately with other members (PM), respond to polls, upload content and access many other special features. Registration is free, fast and simple, so please join our community today!
Compression, and the tune. The LQ4 or normal 6.0 has less compression than the LQ9 or HO 6.0's 10:1 compression. LQ9 uses different pistons to accomplish this.
95 White t-top Z28 M6 with some mods *gone but not forgotten*
02 WRX wagon *thank god it's gone*
2003 Victory Red Silverado SS *sold*
98 White C5 auto *gone*
now 2008 Grand Prix GXP http://www.styleandspeed.com
Gen III 6.0L V8 Production Engine part # 12499467
What a great engine to re-power your favorite car or truck. This is a quality V-8 Crate Engine "RPO LQ9" with the following features:
345 Horsepower @ 5200 RPM and 380 lb-ft @ 4000 RPM torque
Sequntial fuel injection
Bore is 101.60mm and Stroke is 92.00mm with 10:1 compression ratio
Cast Iron Block, Aluminum Heads and Hydraulic roller design camshaft
This production engine powers the AWD Cadillac Escalade
This production engine includes: exhaust manifolds, intake manifold, injectors, fuel rails, balancer, water pump and flywheel
The iron block truck LQ9 engine weighs approximately 65 pounds more than a typical LS1 and LS6.
24221888 4L65-E Automatic Transmission
GM Hydramatic has baked even more technology enhancements into the automatic transmission line up with the new 4L65E. This transmission, the latest creation from GM Hydramatic Motorsports, is a four speed, offering all the latest heavy duty components to stand up to the power of the LS6-405 HP Corvette engines. Upgrades like induction hardened turbine input shafts, larger intermediate servo, an additional three-four clutch plate. All go toward accommodating higher engine power output. The 4L65E offers optimized performance, fuel economy and increase durability. This sate-of-the-art transmission features the latest heavy duty components and high tech-electronic controls. The advanced electronics controlling the LS6 engine also manages the 4L65E shift points, providing unparalleled performance and durability, P/N 24221888 also includes the torque converter. (No core charge required on this transmission)