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  1. PCM tuning & Computer Diagnostics
    Hello Brothers, As the post says Im looking for a Mallory 685 box . MSD bought Mallory, Holley bought MSD ( and everything else 😂) with all the companies being swapped the Mallory 685 ( perfect for our cars ) is discontinued. Im looking to buy one for the purpose of timing retard for my nitrous...
  2. LT1 | LT4 | L99 Engine Tech
    I’m new to nitrous still and I got a 95 z28 355 I’ve build it’s bored .30 over cam roller rockers headers exhaust dry shot aeromotive 1000 fuel pump w the aeromotive fuel pressure regulator bigger injectors msd 6al rev limiter w the rest of the ignition set up I just don’t have a window switch...
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