Since its introduction, hot rodders have been looking for an improved version of the factory GM LS1 intake manifold. The factory design was so good, many didn't feel it would be feasible to create ...
We took the rotating guts from an LS1 engine and stuffed them into a bored out 5.3L block for a budget engine that put out over 450 horsepower on the Westech Superflow 902 dyno!