Namura Top-End Rebuild Kit for 1991-97 Yamaha XTZ660 - 100.47mm - NX-40092-2K 1981 Suzuki GS850GL 57mm Piston Size Added 1

57mm Piston Size Added 1

Piston Size: 45

All Big Gun exhausts are for closed course use only and are not intended for use on the road

1995 Honda CBR600F3

Namura Top-End Rebuild Kit for 1991-97 Yamaha XTZ660 - 100.47mm - NX-40092-2K 1981 Suzuki GS850GL 57mm Piston Size Added 1Namura Technologies Top End Rebuild Kit A Top End rebuild can help to improve the performance of your ride, keeping it running in peak condition. With the Namura complete Top End Rebuild Kit, rebuilding your Top End no longer expensive and painful Namura's Top End Kits include everything you need to get your ride operational again; pistons, a top end gasket kit and wrist pin bearings (where applicable) are all included in this convenient, time saving