Zenoah 36mm piston with special factory molybdenum disulfide coating. This is a stock zenoah part # 57479-1001 that has had this special coating added.
zenoah part# 584292101
The coating reduces friction slightly, and the reduced resistance results in slightly better performance and top RPMs.
These pistons do NOT include a piston ring, requires use of Zenoah pin washers and pin bearings.
Professionally coated at the Zenoah factory in Japan.
These pistons are a special promotion from Zenoah and may be available only for a limited time!
Fits with any Zenoah, RCMK, CY Or all 36mm cylinder.
This is the version of the piston with BLACK coating, as pictured.