Essential shims for precise cam setup. Made in the USA.
Fits 1966–1984 Big Twin engines (except 1980–1981). Increases mid-range and top-end power; idle is unaffected. Check spring travel and clearances on 1980+ models.
Bolts into 1966–1984 Big Twin engines (except 1980–1981); increases mid- and high-rpm power while preserving idle.
Great street cam for 84–88-inch strokers; upgraded from the #6 grind with strong torque from 2,200–6,500 rpm.
- Wide 2500–6900+ RPM power range
- Requires carburetor/throttle body tuning and performance exhaust/intake
- High-performance valve springs, pushrods and lifters required
- Made in the USA
Complete camshaft installation kit with quick change gaskets and premium roller bearings for reliable camplate service.
Pair of precision pins that ensure correct press fit when servicing Twin Cam chain drive cam plates and tensioners.
Temporarily reduces crank compression for easier starts, bolt-in kit that increases power from 3200–5700 rpm; includes camshafts and hardware. Installer must verify clearances. Not for models with OEM compression releases.
Easy-start camshaft kit for select 88–124 CID engines. Bolt-in installation; includes required hardware. Installer must verify clearances.
Eases cold starts by reducing starting compression; bolt-in kit with all required hardware. Not for models with OEM compression releases.
High-quality heat-treated cam drive component, made in the U.S.A.; recommended for professional installation.