Forged performance replacement for stock hydraulic roller lifters. 100% tested and made in the U.S.A.
Active filters
Reliable seal for starter assemblies. Made in the U.S.A.
Replacement sealing set for engine assemblies. Made in the USA. Provides reliable sealing for maintenance and repairs.
High-quality replacement gaskets for cylinder head and compliance fittings, manufactured to consistent standards for dependable sealing.
Top-quality sealing with silicone beading for improved leak resistance. Made in the USA.
Durable replacement seal that restores smooth shifting and prevents leaks.
High-lift valve springs providing correct spring force for performance cams in 74" and 80" motors. Max lift; requires proper valvetrain setup. Made in the United States.
Genuine James kit with matching head and base gaskets and O-rings where applicable. Made in the USA.
Heavy-duty replacement seals for the Harley-Davidson TSM connector to maintain a watertight connection.
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.