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  1. mech440

    Tuning help

    Looking for some help tuning 6.4L hemi with the mopar PCM and wiring kit. I have the HP tuner software and am able to write to it, Just need help with correct tuning. It has 274 comp cam. 87mm throttle body and TTi headers. Thanks in advance.
  3. mech440

    Tuning help

    Soooo... The question I have that I'd appreciate help with is I finally got the 6.4L all tucked into the 66 belvedere and it actually starts!! Yay!! Now the question is tuning.. I used the Mopar 392 hemi crate eng wiring and PCM kit , bigger throttle body and comp cams 274 cam.. So for it...
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