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 Replica pistons are forged OE replacements
- 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:
2003 Yamaha WR450F
2003 Yamaha YZ450F
2004 Yamaha WR450F
2004 Yamaha YZ450F
2005 Yamaha WR450F
2005 Yamaha YZ450F
2006 Yamaha WR450F