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 aluminum for superior strength and durability;Forged High Compression pistons improve power and torque across entire rpm range

• Vertex Piston Kit - 1.00mm Oversize to 89.95mm 22447100

Vertex Piston Kit - 1.00mm Oversize to 89.95mm 22447100Vertex