Top End Kit 94.96/Std 13.0:1 Yam

Features:

• All piston skirts are coated with a high-tech Molybdenum Disulfide coating for faster break-in time and increased piston life


• Forged pistons are forged from 2618 aluminum for superior strength and durability.


• Forged High Compression pistons improve power and torque across entire rpm range.


• All pistons are heat treated with a T-5 hardening and tempering cycle.


• All rings are OEM replacements.


• Top end piston kit includes piston, rings, pins, circlips, top end gaskets, and wrist pin bearing or cam chain where applicable.

Fitment:
Yamaha YFZ450R 2009
Yamaha YFZ450R 2010
Yamaha YFZ450R 2011
Yamaha YFZ450R 2012
Yamaha YFZ450R 2013
Yamaha YFZ450R 2014
Yamaha YFZ450R 2015
Yamaha YFZ450R 2016
Yamaha YFZ450X 2010
Yamaha YFZ450X 2011