Originally Posted By RTSrunner
Doesn't the tone ring have a different tooth count on the later engine vs the early gen3? Requiring the crank to be pulled to change.


Correct 03-08 5.7 have a 32 tooth and 09-up have a 58 tooth. They cant be swapped out without rebalancing the crank either. It's not an easy swap I believe the accessories have been moved a little so your alternator, AC compressor, etc.. won't line up.