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!

  • 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!

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  1. S197 Boss 302 in Chile

    What's the occasional double-ding sound? Are you getting text messages or something?
  2. S197 Boss 302 in Chile

    A turbocharger ticks two of those boxes - quieter, more power, although it adds a bit of weight.
  3. S197 Boss 302 in Chile

    Don't bother. Most people look at the different viscosities and think "this one's thicker than that one" but in the engine, that's not what matters. The way to think about it is to look at the temperatures where the viscosities are the same. For instance, a 0w40 and a 5w30 have the same...