Okay then,[sm=idea.gif]
I know nothing about inline twins. What about vibration on the inline twin? Those cylinders are moving in the same direction right? Probably better than a single though. The bolt on drives do look like a purchase of misery, and I can do that plenty of other places.
Rcpilot...there seem to be no shortcuts. I have done some baffles and it takes a significant amount of time to do the job right, or maybe it's just Me.[sm=50_50.gif]