Vertex VTK23630B Cast Replica Top End Piston Kit - Standard Bore 66.35mm, Standard Compression riding-apparel-suits-offroad Patented MAX-LIFE has a coefficient

Patented MAX-LIFE has a coefficient of friction up to 3 times less than the OEM seal material

1999-2001 Triumph Speed Triple

1985-1986 Honda ATC350X

1987-1988 Yamaha TW200

Vertex VTK23630B Cast Replica Top End Piston Kit - Standard Bore 66.35mm, Standard Compression riding-apparel-suits-offroad Patented MAX-LIFE has a coefficientBore: 66. 35mm Compression: Standard Compression Sizing: Standard Bore All pistons are heat treated with a T 5 hardening and tempering cycle. All piston skirts are coated with a high tech molybdenum disulphite coating for faster break in time and increased piston life. Cast piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston. Forged pistons are forged from 2618