Making the Switch From 4l60e to 4l80e
If you're tired of blowing up your stock transmission, swapping from a 4l60e to 4l80e is probably the smartest move you can make for your project truck or car. Most of us have been there—you add a little more boost, a bigger cam, or maybe you just started towing a heavier trailer, and suddenly that 4L60E starts acting like a "slip-and-slide" instead of a gearbox. It's a decent enough transmission for a grocery getter, but once you start pushing 400 or 500 horsepower, you're basically living on borrowed time. ...