Exhaust repercussions if any

[JerboaJohn]

hmm couldnt do it. came up with like $15. but I can only get some moly pushrods for now

 

[CrazyDan]

I've had mine up to 9300 rpm with the wheel off the ground, normally see around 9000 rpm in just 1st and 2nd gear, 3rd needs a slight downhill or a good tailwind to push that high.