Originally Posted by
mecanicman
The ls engines use the same throttle body. There are some differances, but if you have one of each type you can swap the pieces to make it work. The 6.0 is supposed to be 85mm, I think I measured it less then that but was bigger then what I had. Mostly is swapping the shaft cause they pull different ways. Some have vacume tubes that stick out and interfere. I had a collection of both and was able to make one that worked. I think I used a cutoff wheel to extend shaft opening for blade just slightly. I had to grind the stock plastic intake to make it work.
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