Namura Top-End Rebuild Kit for 2002-17 Yamaha YZ250 - 67.35mm - NX-40025-4KA feed-mpn-ESG050 1987 Yamaha FZR1000

1987 Yamaha FZR1000

1984-87 Kawasaki Tecate (KXT250)

2007 Polaris Sportsman 500 X2 EFI

1987 Yamaha YFM350 Warrior

2009-14 Honda CRF450R

Namura Top-End Rebuild Kit for 2002-17 Yamaha YZ250 - 67.35mm - NX-40025-4KA feed-mpn-ESG050 1987 Yamaha FZR1000Namura Technologies Top End Rebuild Kit Part Number: NX 40025 4KA 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