PISTON KIT YZ85 YZ80 47.50, WISECO 646M04750 YAMAHA MX

Part No. 56-W646+050_WI (oro2u.com)
YAMAHA YZ80 1993 – 2001,
Wiseco Pro-Lite Piston Assembly – 646M04750
Durability, longevity and increased horsepower Innovative forging design and piston skirt provide maximum horsepower and torque

Lightweight wrist pins enable faster revs and quicker throttle response Ceramic Composite-Cylinder sleeving or replating required for oversizes Top-End bearing available-part no. B1012
Two CW14 circlips One S517 wrist pin

Our pistons, rings and kits are sold by application and bore size. Please note that STANDARD and OVERSIZES are not indicated. To get the correct part, you must know the standard bore size to make sure you are ordering either the standard or correct amount of oversize that you need. If you have any questions, please call Technical Service.