Piston Kit - 100.95 mm - Yamaha
The piston is heat-treated with a T-5 hardening and tempering cycle, The piston skirt is coated with a high-tech Molybdenum Disulphite coating for faster break in time and increased piston life, Cast piston is gravity-cast aluminum alloy (not forged) with 18% silicone content, OE replacement piston, Kit includes piston, rings, wrist pin and circlips