Originally Posted by fastjeep
Have a 6L80 trans from late gm, bolted to a 208 transfer. Only 1.5 inches longer than 727/208 with Advance Adapter to 360. With a 4.02 1st gear and 2 overdrives will drop cruise rpm's about 1400. My J10 has 4:10 gears with 33" tires so current cruise rpms about 3400. Will have about $2600 in parts to convert. I figure with that 1st gear ratio will help towing starts also.
Hi - How do you plan on controlling the 6L80?