A stock LS3 rec-port intake manifold is hard to beat and only costs $299. When Chevy went back to the drawing board after the success of the cathedral-port Gen III LS1 small-block V-8, it realized ...
Having a V8 engine does not always guarantee big power. Some, like the early 350-horsepower LS1, are tuned for drivability and usable power delivery, not necessarily outright horsepower performance.