The Diesel Stop banner

torque converter

  1. Torque converter issues rough shifts 4r100

    99 & up 7.3L Power Stroke Engine & Drivetrain
    Hello all. Hopefully this is not too lengthy of a post but I would rather give you more information than not enough. To start my truck is a 2000 F250 7.3L PSD CCSB with 3.73 gears. I've got 235K miles on it. I have been having issues with slippy/hard shifts ever since I had my transmission...