Reduces cranking compression for easier starts; bolt-in kit for 88–124 CID engines; increases power from 3,000 rpm and holds to redline; includes complete hardware; not for OEM compression release models; Made in USA.
Forged pistons for 80" Stock Big Twin; complete kit with rings and wristpins.
Bolt-in camshaft kit for 96–106 CID engines (9:1–9.9:1). Improves low- and midrange torque, strongest at 1,000–4,000 rpm. For '06 Dyna and '07-'17 Twin Cam hydraulic tensioner chain drive systems. Not recommended for 10:1+ compression.
Complete piston kit including pistons, rings, wrist pins and clips for a full motor replacement.
Manufactured to meet rigorous quality standards and built for durability.
Complete camshaft kit with inner and outer gears plus installation hardware: gearcover gasket, bearings, oil passage block-off kit, retaining ring, o-ring and instructions.