Specs                        Int          Exh

Duration @ .050        236         240

Lift                           .630        .612

LSA :    111

The New Era Streetsweeper is a great aggressive street cam. For ls1 and ls2 equipped cars , you can expect between 410rwhp and 450rwhp with the stock heads depending on what other modifications you have , with aftermarket cylinder heads you can expect 450rwhp + .