chevy k30

  1. K

    TH400 Rebuild or replace?

    I was driving my 86 K30 with a TH400 3 speed auto trans today and it sounded like it slammed down a gear and then the RPMs went flying. I still have reverse and it tries real hard to move forward but makes a lot of grinding sounds. My question is do I rebuild or replace? If I rebuild what kit do...
  2. Hansrasmussen007

    Help with identifying Chassis Number Stamp

    Hey, new here and I have my VIN here: 1GCEK24C3CJ125556 So here's the Number stamped on the chassis I found when I pulled everything off to redo the frame and continue my 6.2l "re-swap" : C6J152559 So the story is the truck was restored in its life time and had a donor truck so idn if the cab...

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