Used in the Cadillac Escalade and GM trucks, the LQ9 engine is also known as the Vortec HO 6000. This GM small-block engine was designed specifically for use in Caddy's, but eventually found its way into many GM trucks. You can find this high-performance engine in the large inventory on eBay. Put this engine to use in a variety of vehicles including the Silverado, Sierra Denali pick up, Yukon Denali, and GMC Sierra. The engine features cast aluminum LQ9 heads which are lightweight, and a cast iron block that is strong and durable. High-compression flat top LQ9 pistons help boost the horsepower and torque of this engine. In fact, the flat-top pistons are one of the major differences between the LQ9 and its predecessor, the slightly smaller LQ4 engine. Both are small-block engines, but the LQ9 was developed specifically for high-performance use. Give your Cadillac or small GM truck a boost, with the strength and power of an LQ9 engine.Shop the large inventory of motors, parts, accessories, and complete engines for Cadillac!