Namura Top-End Rebuild Kit for 1987-06 Yamaha YFZ350 Banshee - 65.45mm - NA-40001-6K 1989 Yamaha YFM350 Big Bear 2007-09 Yamaha YFM 250 Big

2007-09 Yamaha YFM 250 Big Bear

2008 Suzuki LT-Z400 QuadSport Z

1988 KTM 350 Enduro

2010 Honda TRX400X

1989 Honda CR80

Namura Top-End Rebuild Kit for 1987-06 Yamaha YFZ350 Banshee - 65.45mm - NA-40001-6K 1989 Yamaha YFM350 Big Bear 2007-09 Yamaha YFM 250 BigNamura 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