Originally Posted by SpyVO
The input shaft should be smaller on the 4-banger T5. You can turn down a V8 T5 input shaft to put it behind a 2.3, but you'd need a bushing or something like that to put the 2.3 T5 into a V8 car. I'm told that swapping the shafts isn't a big deal.
The input shaft is smaller at the snout. I have seen them run without a pilot bearing with no vibration, so changing the input shaft isn't mandatory. There is also an oddball pilot bearing that works though I can't remember off the top of my head what the application is.
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Last edited by BigBadBuick; Mar 26, 2005 at 11:11 AM.