No, you can use the 4.3 trans with the 5.3, just can't put a 5.3 300mm input transmission into a 4.3L engine setup.
No, you can use the 4.3 trans with the 5.3, just can't put a 5.3 300mm input transmission into a 4.3L engine setup.
See my truck data in the "My Garage" section here... http://www.ls1truck.com/forums/my-ga...tml#post191709