Innovative forging design and piston skirt provide maximum horsepower and torque
Lightweight wrist pins enable faster revs and quicker throttle response
Contain all the necessary components for overboring or rebuilding your top end
Included Items (1) 4156M06600 piston kit (1) W5660 Top end gasket kit
NOTE: For Honda XR185 + .100 oversize (10:1 compression)
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.