GM LS platform Archives - Engine Builder Magazine
GM 6.6L LT Iron Block Engine

The build consists of a 416 cid iron block LT engine, capable of making 2,000 horsepower in a forced induction application. This is a combination becoming extremely popular for high output (1,500+ hp) engines in the latest model GM vehicles.

Driven Racing Oil Offers Recommendation Regarding GM LS Hydraulic Roller Cam Bulletin

Due to the use of hydraulic lifters in these engines, it is critical that the oil be changed after break-in to remove the metal particulate created during the process. If these small particles are allowed to stay in the oil system for thousands of miles, serious damage will occur. As the marketplace stretches the power