420cc

  1. 00zero
    Thread

    Engine Drivetrain 1st Gen Cooper S Can a JCW Tune scale to 420cc injectors?

    If the stock ecu can scale to 380cc, can the jcw scale to 420cc or 400cc? i trying to figure out what mods i can make without a tune and have...
    Thread by: 00zero, Dec 1, 2011, 26 replies, in forum: Tuning and Performance
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