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california smog

  1. 426 Stroker- California SMOG - NO PROBLEM

    General Challenger Discussion
    I finally did the final step needed in order to get my big beast on the road.. The dreaded California SMOG.. I was afraid I wasn't going to pass, but it went flawless.. Other than my big 426 engine, I set my tune back to stock, and put just about all stock parts and it passed without issues. It...