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th400

  1. New to the forums/site

    For New Forum Members Only
    Hello all. I just purchased a 78 Elco with a 454... yes nasty I know... First off I figured I would let y'all know the plans I have for it to become a sweet street/strip machine. I want to pull the 3 speed manual and put in a TH400 first and foremost. The add a new intake manifold, and...
  2. 1974 454ss stock rear end gear ratio

    Transmission & Drive line
    Please, what was the stock rear end gear ratio mated to th ls4 454 in the 1974 super sport? Was the tranny a th400 with this engine?
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