PISTON KIT 83-87 YZ250 68.00, WOSSNER 8133DA YAMAHA MX 39X-11630-00-00Piston kit 68mm Bore 67. 94 Wossner 8133DA (STD) YAMAHA YZ250 1983 1987, Wossner forged pistons are superior in strength and design. Engineered to provide the best possible path for combustion chamber heat transfer to cylinder walls. Elliptically designed to provide a more uniform bearing surface under piston heat expansion, eliminating localized pressure and distributing thrust loads more evenly, thereby preventing piston collapse. Made in Germany

ATV and PWC segment

Hot Cams Intake Cam - HC00125

Included Items: One 68

ORO Racing products are a high-quality replacement part and carry our guarantee of your satisfaction

PLEASE NOTE CUSTOM COLOURS AVAILABLE

We strip the whole motor and inspect everything

2016 and newer KTM models

Lock P/N CW18

ATV or PWC segment

Dual-end socket for versatility

Worlds #1 genuine foam air filter oil

Ring Set P/N RSB6925 X 2