4L60 vs 4L80 Transmission for Your LS Swap

4L80E, 4L60E,and TH400 Transmission Dimensions
4L80E, 4L60E,and TH400 Transmission Dimensions

The Driveway Engineer helps you answer the 4L60 vs 4L80 transmission question for your LS swap, but cautions; stop wasting money on “built” 4L60’s…