PISTON KIT 76-79 YZ250 70.50, WOSSNER 8179D050 YAMAHAWossner forged piston kit with a 70. 50mm bore and 70. 44mm diameter, designed for Yamaha models. Manufactured in Germany, this piston offers superior strength and design, ensuring optimal heat transfer to cylinder walls. Its elliptical design provides a uniform bearing surface under heat expansion, reducing localized pressure and evenly distributing thrust loads to prevent piston collapse. Features Forged construction for superior strength Optimized

Fits Yamaha WR 250 1994-1997 and YZ 250 1993-1999 models

2018 YZ125 (YZ125J2) - Crankshaft Piston

Wossner Piston Kit 8217DA SINGLE RING PISTON Yamaha YZ250 1999-2018 66

(1) 18x30x6 Seal

Innovative internal plug retention system

a guarantee for easy installation and trouble free performance

This size range is most commonly found on Japanese-manufactured radiators

WR250F WRF250 FN: 2001 - 2003

Yamaha WR250 FF/FG (4T/Reverse Cylinder) (2015-2016)

YAMAHA YZ F 250 cc 2014/2018

NAMURA NX-40025-2 YAMAHA SUZUKI RM 250 2003 - 2012 YAMAHA YZ 250 1999 - 2001 YAMAHA YZ 250 1999 - 2018 YAMAHA YZ 250 1999 - 2019 YAMAHA YZ 250 1999 - 2020 YAMAHA YZ 250 2002 - 2019 YAMAHA YZ 250 2002 - 2021 YAMAHA YZ X 250 2016 - 2018 YAMAHA YZ X 250 2016 - 2019 YAMAHA YZ X 250 2016 - 2020

Manufactured in Germany