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4l60
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  1. Transmission & Rearend
    1997 GMC Jimmy 2dr 2wd Hey y'all, I have a few questions on transmission options for my truck. I was considering getting my 4L60 ran through and some parts replaced, but then I learned that I hate the gearing ratios in it, I'm also thinking about either swapping in a T5 or T56 manual or getting...
  2. S10 / Sonoma
    I have a 2.2 I want to swap a 98 5.7 out of a corvette in to it based on what I’ve looked up they both have 4L60-E trans but will they mate up and are the bellhousings any different I plan on ordering a new harness from cpw I want to stay automatic I want it to look as stock as possible
  3. Transmission & Rearend
    Hey all, I've got a 91 sonoma 4.3 4wd with the infamous 4L60. Upon first startup, the trans runs thru all gears with no problem, however, after running a few miles it hi-revs instead of shifting into third. I have to manually shift into first, then second. The first time it happened, I shifted...
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