The Mustang Forum for Track & Racing Enthusiasts

Taking your Mustang to an open track/HPDE event for the first time? Do you race competitively? This forum is for you! Log in to remove most ads.

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  • Welcome to the Ford Mustang forum built for owners of the Mustang GT350, BOSS 302, GT500, and all other S550, S197, SN95, Fox Body and older Mustangs set up for open track days, road racing, and/or autocross. Join our forum, interact with others, share your build, and help us strengthen this community!

Recent content by hal_farthead

  1. Changed to AMSOIL 5w-50, felt the engine is a little quieter and smoother

    I read on another forum that the exhaust always cycles the valves open on startup then goes to quiet mode by default. Seems to be true on my car, though the valve seems to stay open longer sometimes than others.
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