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    Weird starting problem! Any ideas?

    Car has Saleen supercharger with new HTO one step colder plugs and new GT 500 fuel pump. Cat starts fine in the a.m. at 30-40 degrees after being parked inside my garage, but after sitting all day in an open air parking lot at 50 degrees, it is very reluctant to start. It turns over, but acts as...
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    Roush Safety of 475 hp Saleen upgrade Tune?

    Any opinions on the safety for the canned 475 hp Saleen supercharger upgrade tune on a stock motor used for daily driving with 7-8 psi and 13 to 1 air fuel ratios? The stock motor '05 car dynos 410 rwhp/390rwtq on a Dynojet. Otherwise, it only has a Magnaflow exhaust. Thanks!