Gasket Kit Part Number:
MK1001155

Includes:
Piston, Piston Ring, Wristpin, Circlips (2), Needle Bearing, Base Gasket, O-Ring

Direct Replacement For:
5PA-11631-00-D0, 5PA-11631-00-C0, 5PA-11631-00-B0, 4ES-11631-01-C0, 4ES-11351-00-00

This Part is known to be Compatible with the following vehicles:

Yamaha YZ85:
2002-2020
Providing you with the same reliability that you’ve come to expect from factory parts at an incredible price. The Piston, Gaskets and Hardware are manufactured to the same size and standards as your originals. Installation is as easy as referencing your factory service manual which provides you with suggested Ring-Gaps, Cylinder-Piston Clearance, Torque settings as well as technique for preparation. This kit includes a standard-sized cast Piston and Gasket Kit, giving you even more performance out of your machine.