hi guys,,,, fitting a sports type front/rear..... if you go to the aussie xs650 web site and look at improvements and xs650 pics sent to them 1 guy has slung a xs650 motor into a complete r1 ,,, and another has done the same and also reg /riding it.. another guy ,,,, i think in the netherlands has a gsxr front complete with wheels alloy tank and gsx swingarm and dual exhaust just under the seat ,,,it looks fantastic... i can only but dream.... well worth a look at .. a guy i,ve met in maffra has put a xs650 into a rolling early gsxr frame it was a complete rolling frame from a swap meet... and thats on the aussie web site as well ... hope this helps you regards oldbiker