YFZ450R YFZ 450R Big Bore Kit 98mm Cylinder Piston Timing Chain Top End Rebuild XR650R This complete Yamaha 660 top

This complete Yamaha 660 top end rebuild kit includes the following brand new components in original manufacturer packaging

Kawasaki KFX400 (all years)

and HALF THE WEIGHT OF Chromoly or OEM bolts

- Works with your stock bottom end – no crank mods required

5mm big bore nikasil cylinder

YFZ450R YFZ 450R Big Bore Kit 98mm Cylinder Piston Timing Chain Top End Rebuild XR650R This complete Yamaha 660 topDO YOU WORK ON BIKES FOR A LIVING? ARE YOU A SHOP OR DEALER? IF SO CONTACT US ABOUT A RESALE ACCOUNT AND SAVE ON EVERYTHING WE SELL FITS ALL YAMAHA YFZ450R FI MODELS AND YEARS! BUY IN BULK AND SAVE $$ NEW BPR 98mm cylinder CP JE or Wiseco forged hi comp pump gas piston** Hi temp piston rings Wrist pin Circlips Top end gasket kit Head stud kit Timing chain Online and phone tech support Stickers This is a bolt on kit that requires no machining of any