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transmission cooler lines

  1. Thomas Fournier

    Transmission dilemma 4l80e / th400

    Hello all, I have pretty much decided to go with a 4L80E swap in my 1977 K20 pickup. It has a sbc 350, np241 and 4.56 gears. Unless there is some new information as to why i need to scream down the freeway at 2900 rpm....im gonna go with a 4L80. I know the th400 is a badass trans but mine is...
  2. BlackHog Blazerr

    78 K5 stimulus Repair plan

    BlackHog Blazerr submitted a new Build: 78 K5 stimulus Repair plan Read more about this build here...
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