Namura Top-End Rebuild Kit for 2003-14 Yamaha YFM450 models - 85.45mm - NA-40011-4K 1998 Yamaha VK540 1997 Honda TRX300FW Fourtrax 4X4

1997 Honda TRX300FW Fourtrax 4X4

Part Number: PWSSK-S04-421

2006 Yamaha YZF600R

2013 Yamaha Grizzly 550 4x4

This ESR136 comes with a full one year warranty

Namura Top-End Rebuild Kit for 2003-14 Yamaha YFM450 models - 85.45mm - NA-40011-4K 1998 Yamaha VK540 1997 Honda TRX300FW Fourtrax 4X4Namura 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