rpm 2007–2013 Chevrolet Avalanche 2007–2013 Chevrolet Silverado 1500 2007–2014 Chevrolet Suburban ton 2007–2014 Chevrolet Tahoe 2007–2013 GMC Sierra 1500 2007–2014 GMC Yukon 2007–2014 GMC Yukon XL ton LC9 The Vortec 5300 LC9 (VIN code "3" or "7") is the aluminum block Flex-Fuel version of the LH6, and is found in 4WD models. SUV applications are rated at at 5400 rpm and at 4000 rpm. Pickup truck applications are rated at at 5300 rpm and at 4000 rpm. Variable valve timing was added for the 2010 model year. Applications: 2007–2013 Chevrolet Avalanche 2007–2013 Chevrolet Silverado 1500 2007–2014 Chevrolet Suburban ton 2007–2013 GMC Sierra 1500 2007–2014 GMC Yukon XL ton LMG The Vortec 5300 LMG (VIN code "0") is the flexible-fuel version of the LY5. Power and torque ratings for SUV and pickup truck applications are the same as each application's LY5 rating. Variable valve timing was added for the 2010 model year. Active Fuel Management is standard on this model for fuel economy purposes. 2007–2013 Chevrolet Avalanche 2007–2013 Chevrolet Silverado 1500 2007–2014 Chevrolet Suburban ton 2007–2014 Chevrolet Tahoe 2007–2013 GMC Sierra 1500 2007–2014 GMC Yukon 2007–2014 GMC Yukon XL ton LH8 The LH8 was introduced in 2008 as the V8 option for the Hummer H3. It was the simplest most basic 5.3L V8 of its family, lacking any special technologies. Also known as the Vortec 5300, the LH8 was available in the H3 and GM mid-size pickups through 2009. The LH8 is a variant of the 5.3 L Gen IV small block V8 modified to fit in the engine bay of the GMT 345 SUV and GMT 355 trucks. It produces at 5200 rpm and at 4000 rpm. It has a displacement of and a compression ratio of 9.9:1. Applications: 2008–2009 Hummer H3 Alpha 2009 Chevrolet Colorado/GMC Canyon LH9 In 2010, the LH8 was replaced by the LH9. The LH9 was upgraded with Variable Valve Timing (VVT) and flex fuel capability (but not Active Fuel Management). The Vortec 5300 LH9 produces at 5200 rpm and at 4000 rpm. It has a displacement of . The compression ratio was 9.9:1 for 2010, but was reduced to 9.7:1 for the remaining two years of production. Applications: 2010 Hummer H3 Alpha 2010–2012 Chevrolet Colorado/GMC Canyon LMF Introduced in 2010, the LMF is a low-tech LY5, used in the lower volume half-ton AWD cargo vans that still used the 4L60E 4-speed automatic, lacking Active Fuel