Change: Dave Bennett is building up a tuned 640 Rotax motor into a TZR250 reverse cylinder frame. Its a tried and tested package, and will be even better once Dave has run his very pernickity fingers over it. Here it is as Dave picked it up. However, with   View changes from previous version. (Word count: 0)

Change: BennetBennett is building up a tuned 640 Rotax motor into a TZR250 reverse cylinder frame. Its a tried and tested package, and will be even better once Dave has run his very pernickity fingers over it. Here it is as Dave picked it   View changes from previous version. (Word count: 229)

Change: There were only format changes (bold, italics, etc.) in this version. See this version for details. (Word count: 229)

Change: least doshe's we!oil tight!Ash's:[pic][blurb]You can keep up todate with the quirks and nuances of thisour prototype build onbuilds thewith Team ThumperAndy's Blog. Fellow petrol-heads, have a gander into our garage!Dave's Blog See how Ash's 2009 bike is progressing   View changes from previous version. (Word count: 161)

Change: Engine:We plan to hang a Yamaha single-cylinder motor in between the black round things. Its a 660cc bottom end, with a 600cc top end, bored out to 640cc... Get that?? No, neither do we!You can keep up todate with the quirks   View changes from previous version. (Word count: 147)

Change: here's some info:Chassis:Its a Tigcraft aluminium beam chassis. Oil is carried in the left hand front beam. Thats a self-supporting seat unit of carbon fibre, plus we've got a carbon fibre fairing and tank.The forks are Kawasaki KR1SThe wheels will eventually be Yamaha FZR400RR   View changes from previous version. (Word count: 57)