Selling my 1987 Yamaha YSR 50 with liquid cooled yamaha YZ125 engine swap.Bike has a lot of aftermarket parts.Comes with clean street title. Bike is Very Fast, has a top speed of 105mphEngine is freshly rebuilt : 1991 Yamaha YZ125new wiseco pistonnew hotrod bottom endnew boyesen carbon reed valveall new case bearings and sealsmilled head .010major port work, case to headremoved the gov.power valve wide openupgraded clutch and springsBike also has:Chromed frame 420 chain with custom made 420 sprocketsCustom Made FMF gold pipe and FMF silencerFZR speedo and cable (calibrated)Rare Daytona Tachometercustom made shifterBillet top triple TreeDaytona fork braceBraided Brake linesBillet Douglas WheelsCustom Aluminum +4" SwingarmCustom rear setsFox Racing Gas Rear ShockRare Blue Lockhart WindscreenPowder Coated HubsUpgraded front forksBillet R6 Fuel CapBillet Clip OnsHonda CR125 radiatorBike was setup for the track. Lights are not wired up.Has headlight installed and will come with a small set of tail lights, but there is no wire harness for lighting on the bike.