Includes top and second compression rings plus three-piece oil control rings. Improves sealing, oil economy, and heat transfer. Includes rings for two pistons.
Complete set of top, second, and oil control rings for two pistons. Restores sealing and controls oil consumption.
Bolt-in N3 grind cam kit for 05–16 883/1200 engines. Runs to 6500 rpm on stock hydraulic lifters. Made in the U.S.A.
Converts '99-'06 Twin Cam engines (except '06 Dyna Glide) to roller-style cam chains and hydraulic adjusters. Requires additional '07-'17 components; a list is included. Made in the USA.
Computer-designed, heat-treated alloy-steel cams. Four-gear set required for installation; installer must verify coil bind and valve clearances.
- Computer-assisted cam design for precise timing
- Alloy steel billet construction with heat treatment
- Made in the USA
- Four-gear set required; installer must verify clearances
Computer-aided cam design; alloy steel billet construction with heat treatment. Made in the USA. Requires four-gear set; installer must verify clearances prior to final assembly.
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.