All Namura Pistons have molybedenium/teflon skirt coatings for the least possible resistance and extended life as well as anodized domes for superior heat resistance. Complete with piston, ring(s), wrist pin and circlips.
Application: 87-04 YFM350X Warrior
87-99 YFM350F/FW Big Bear
96-00 YFM350U Big Bear
95-04 YFM350FX Wolverine
99 YFM350ER Moto-4/BW350T