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.

  • 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!

3dprint

  1. KevinMar

    Antigravity ATX20-HD Battery Holder for S550 - GT350 - Free 3d Printed File Download!

    Hi everybody!I designed this ATX20-HD battery holder and would like to share it with you all, for free! Tested and installed on my 2018 GT350R. The increased starter power on startup is incredible. Fit and finish is great and no modifications to the car are required. More info can be found on...
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