• Welcome to The Truck Stop! We see you haven't REGISTERED yet.

    Your truck knowledge is missing!
    • Registration is FREE , all we need is your birthday and email. (We don't share ANY data with ANYONE)
    • We have tons of knowledge here for your diesel truck!
    • Post your own topics and reply to existing threads to help others out!
    • NO ADS! The site is fully functional and ad free!
    CLICK HERE TO REGISTER!

    Problems registering? Click here to contact us!

    Already registered, but need a PASSWORD RESET? CLICK HERE TO RESET YOUR PASSWORD!

Search results

  1. C

    4l80e drilled

    The hole goes to the channel on the pump cover case side and is plugged on the end. What would be tje reason for adding these holes is what my transmission giy cant figure out. And what would be the reason for wanting increased throughput from 14 a to 14 b and why would the housing be tapped...
  2. C

    4l80e drilled

    I have a 4l80e that I just had rebuilt upon taking it apart these spots were drilled by a pervious owner, the guy rebuilding says he can't seem to figure out why they were done. 1 is in the housing of the trans the other in half the pump. Any input would be greatly appreciated
Back
Top