Athena Racing Piston Kit - S4F08100005B Yamaha YZ 250 / WR 250 2014-2018 Koso North America a low-viscosity motor oil with

a low-viscosity motor oil with high shear stability is ensured which reliably prevents the formation of deposits

'99-'00 FLT heel position

Solid replacement for the rear shock helps put the power to the ground on the drag strip

2014-2024 Yamaha MT-07 2015-2017 Yamaha FZ-07 2016-2019 Yamaha MT-07 Tracer 2016-2024 Yamaha XSR 700 2021-2024 Yamaha XTZ07 Tenere 700

2000-2002 Kawasaki Ninja ZX-6R 2005-2008 Kawasaki ZX-6 ZZR 600

Athena Racing Piston Kit - S4F08100005B Yamaha YZ 250 / WR 250 2014-2018 Koso North America a low-viscosity motor oil withFeatures High resistance to mechanical and thermal stresses Has been tested on engine dynamometer benches under progressive stress load, and thereafter on track to validate it performance even in the most extreme conditions Specs Displacement 250 cc Type B Compression Ratio 13. 2: 1 Bore Size 80. 96 mm Units Kit Engine Type 4 Stroke Style Forged Big Bore Model Racing Riding Style Off Road Piston Material Forged 2618 Aluminum Product Name Piston Kit