Yamaha YZ85 (19-23) Athena 53mm 106cc Cylinder Kit brass This is the stroker 100cc

This is the stroker 100cc kit from VOCA

a little rust but enough to get on the road

they also come with 10mm eyelets you can swap to have 10mm at top and bottom

even in the most intensive uses

case gasket

Yamaha YZ85 (19-23) Athena 53mm 106cc Cylinder Kit brass This is the stroker 100ccBig bore 53mm 106cc cylinder kit from Athena for 2019 and newer YZ85. Very nice looking cylinder kit with 2 piece head, power valve exhaust, and flat top single ring piston. Comes with cylinder, head, piston, ring, wrist pin clips, exhaust valve, gasket set, and a big bag of assorted hardware for installation. From Athena: Athena presents the new Big Bore Cylinder Kit developed for Yamaha YZ 85 2019 2023. The kit was entirely engineered by Athena R&D