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  1. P

    Please help are LLY and LB7 pistons the same?

    Hi can someone please confirm or deny the rumor iv been told please. are LLY and LB7 pistons the same? Is it worth de-lipping LLY pistons
  2. P

    running a 4l80e behind a duramax

    hi there how hard is it to run a 4l80e behind a duramax where iam i have readily available 4l80e's and am doing a conversion and was wondering if i could run the box behind my LLY and how hard it would be to wire it up so the standard ECM runes it any help would be greatly appreciated