Std Pistons with 9.75:1 Compression Ratio. Fits Big Twin 1999-2006 with 88ci to 95ci Big Bore Twin Cam Engine. - CP Carrillo Pistons Petcock 3/8"NPT * Works with any standard

* Works with any standard 1″ handlebar (FXBR must change bars)

* Recommended For use with oil pumps FE-7010

Upgraded Ignition Module with wiring Harness & Single Fire Coil

* Lightweight 7075-T6 inner carrier

8 gallon tanks Street Bob

Std Pistons with 9.75:1 Compression Ratio. Fits Big Twin 1999-2006 with 88ci to 95ci Big Bore Twin Cam Engine. - CP Carrillo Pistons Petcock 3/8"NPT * Works with any standardFeatures & Benefits: * ID # 6435 * Bore = 3. 875 * Stroke = 4. 000 * 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 C9780 * Follow ring end gap and piston to cylinder clearances as per the