There are conversion topics here that cover everything. Basically its simpler to get an 80 harness and pcm. Other than that you will need to get the pcmtuned for 80 e and modify a 60e harness for the bigger trans.
There are conversion topics here that cover everything. Basically its simpler to get an 80 harness and pcm. Other than that you will need to get the pcmtuned for 80 e and modify a 60e harness for the bigger trans.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709
Im running a 96 4l80 with no prob. But like red said it is easier if you start with a harness and pcm setup for the 80
1992 rcsb k1500 lq4 4l80 swap done.If anyone has questions feel free email as I'm not on here very often. bobby_seitz@yahoo.com