Namura Top-End Rebuild Kit for 2009-20 KTM 50 SX - 39.46mm - NX-70020K 1993 Yamaha WR250 2017 Polaris Ranger 570 Mid-Size

2017 Polaris Ranger 570 Mid-Size

2012-19 Arctic Cat XF 8000 Crosstour

2005 Arctic Cat Panther 570

2002 Arctic Cat ZR 800 CC

Renthal Ultralight™ rear chainwheels are manufactured to extremely tight tolerances from  7075 T6 aluminium alloy which is 66% lighter than steel

Namura Top-End Rebuild Kit for 2009-20 KTM 50 SX - 39.46mm - NX-70020K 1993 Yamaha WR250 2017 Polaris Ranger 570 Mid-SizeNamura 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