Hoca Forged GY6 Piston Kit, Part #169-341

Hoca Performance High Compression Forged Piston & Ring Set. Includes piston, rings, cir clips and piston pin. Piston Outer Diameter: 63mm. Overall Piston Height: 36mm. Compression Height (from center of piston pin hole to top edge of piston): 20mm. P.iston Pin Diameter: 15mm. Piston Pin Length: 36mm.