Quote:
Originally Posted by BR3W CITY
I personally feel like any iteration of the 4l60e is already at its limit with a lightly tuned 5.3, but this is my personal opinion and I'm very hard on trannies. As for the 4.3 trannies, I believe they used a different sized input shaft but don't take that as gospel.
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i agree.... i believe the 5.3 is about the limit on a 4l60e... my son drives his vehicles hard.... am curious how long it will last behind his 6.0. and yes it does have a larger cam and ls3 top side....