Vertex 23599B Forged Replica Piston Kit - Standard Bore 78.96mm, 13.6:1 Compression exhaust-exhaust-springs-o-rings an integrated low-friction layer designed

an integrated low-friction layer designed to reduce rotational motion transferred to the brain from angled impacts to the head

or the peak visor can be removed for a more aerodynamic touring helmet

2007-2022 Polaris Phoenix 200

1986-1991 Harley Davidson XLH883

Napier taper face 2nd ring

Vertex 23599B Forged Replica Piston Kit - Standard Bore 78.96mm, 13.6:1 Compression exhaust-exhaust-springs-o-rings an integrated low-friction layer designedBore: 78. 96mm Compression: 13. 6: 1 Compression Sizing: Standard Bore All piston skirts are coated with a hi tech Molybdenum Disulphite coating for faster break in time and increased piston life. Cast Replica piston kits are gravity cast aluminum alloy (not forged) with 18% silicone content, which produces an extremely light but very strong piston. Forged Replica pistons are forged from 2618 aluminum for superior strength and durability. Forged High