We have 3 ready to ship.
- 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.
2004 Yamaha YFZ450
2005 Yamaha YFZ450
2006 Yamaha YFZ450
2007 Yamaha YFZ450
2008 Yamaha YFZ450
2009 Yamaha YFZ450
2012 Yamaha YFZ450
2013 Yamaha YFZ450