General Motors' new LS2 small-block, which debuted in '05 Corvettes, GTOs, and selected SSR pickups, is something of an odd breed. Dubbed a Gen IV, the biggest physical differences between it and its ...
In the September issue, we strapped a stock LS2 crate engine to our engine dyno and coaxed 472 horsepower and 505 lb-ft. of torque out of it (see "Great Crate" Sept. '06). Impressive numbers, but as ...