WISECO 56mm PISTON KIT YAMAHA YZ125 1986-1988, Pro-Lite

Part No. 56-W559+000_WI
YAMAHA MX YZ125 1986 - 1988,
Wiseco Pro-Lite Piston Assembly - 559M05600
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 Power valve must be modified for .040 and larger Top-End bearing available-part no. B1016
Included Items: One 56.0mm Piston One 2205CS Ring Two CW16 Circlips

One S514 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.

Majority of our listings are for a direct replacement for your original part.

Our parts are made of quality and are designed to meet or exceed the original OEM Standards.

Our products are often a cost effective alternative to genuine OEM Parts.

Please note: the models of bike we state in our listings are for general guidance only. Please make sure this item will fit your bike before purchasing. Also, we cannot guarantee fitment to any non-UK models.