hi all this is my 51 that has a load of mods done i allso have a 2001 which i am building from the ground up to be light with a bit of engine work but not as mad as my outher bike here is the list of mods for my castrol bike,dymag wheels with corse pro rubber,15/42 520 gearing,ap racing mini caliper with harris underslung mount,earls lines,pfm ductile rotor,carbon rear hugger,penski rear shock with shim kit,moriwaki link ti bolts,gilles rear sets with ti bolt kit,harris hangers,hrc 1/6 throttle,forks re-worked,pfm race six pot calipers with ductile narrow rotors on quick change mounts with ti bolt kit,earls lines,crg short leavers with brembo m/s,gilles vario clip-ons,acum gear ind,hyperpro damper,carbon one peice seat unit with custom seat trimed in alcantara,part loom mod,carbon air box,carbon snorkle,single head light,d/b screen,harris fairing brace,ni-cad battery,all free engine mods,sp2 throttle bodys with sp2 ecu,pc3r with custom map,crank case breather,valve cover mod,custom made copys of hrc race cams from billet, ti spring ret's,rimflow valves,flowed polished and ported heads,hi-comp pistons on balanced lightend and peened rods with ti bolts,balanced lightend knife-edge crank,sigma slipper clutch with hyperplates,race generator,full ti and carbon,evo conical race system with carbon cans,bigger oil cooler,have never done rad mods as is never warm in england, have never had her on scales but should be a lot lighter,think that is about it