Std Pistons with 10.25:1 Compression Ratio. Fits Big Twin 2007-2017 with 103ci & Big Bore 96ci to 103ci Twin Cam Engine. CAR-BHM107-3 Note: Be sure to order

Note: Be sure to order a NEW Gringo 22

* S&S Exhaust # SS550-1031 or Mufflers # SS550-0770

pushrod o-rings and valve guide seals for T-series

2 bump in compression

Std Pistons with 10.25:1 Compression Ratio. Fits Big Twin 2007-2017 with 103ci & Big Bore 96ci to 103ci Twin Cam Engine. CAR-BHM107-3 Note: Be sure to orderFeatures & Benefits: * ID # 2504 * Bore = 3. 875" * Stroke = 4. 375" * Fully CNC machined * Balanced to + 1 gram * Double forced pin oilers * Forged from high strength 2618 alloy * Designed for maximum performance, horsepower and reliability * Complete kit includes two pistons, ring sets, wrist pins and clips Tech Tips: * Suggested additional purchase top end gasket kit # CG C9147 * Follow ring end gap and piston to cylinder clearances as per the