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Precision nitrided component with superior wear resistance and low friction, compatible with leaded and unleaded fuels.
Cover raw OEM bolt heads on engine, transmission and primary. Standard kits include motor, transmission and primary; deluxe and individual options available.
Nitrided treatment for superior wear resistance and reduced friction. Stellite-tipped face and corrosion-resistant construction provide excellent flow and durability. Compatible with leaded and unleaded fuels. Made in the USA.
Precision bolt covers for motor, transmission and primary; easy installation with included instructions.
Covers OEM bolt heads on engine, transmission and primary; easy installation with included instructions.
Low‑friction PTFE valve guide seals with fillers for stability and a twin‑spring design for continuous tension.
Covers raw OEM bolt heads on engine, transmission and primary; available as standard kits, deluxe kits, or individual covers; easy to install.
Decorative bolt head covers for motor, transmission and primary; easy install with included instructions.
Progressively wound springs designed for reliable valvetrain control and long fatigue life. Complete kit for one engine, made in the USA.
Dual super-clean valve springs that accept stock and aftermarket spring collars. Made in the U.S.A.
Covers raw OEM bolt heads with easy-install covers; available in standard and deluxe kits, plus individual pieces.
Dual stock replacement valve springs that accept standard collars; made in the USA.
Covers OEM bolt heads on engine, transmission and primary for a clean look; easy install with included instructions.
Deluxe and standard kits cover motor, transmission and primary bolt heads. Individual covers sold separately; fasten with silicone and install easily with included instructions.
Complete set of motor bolts for engine assembly. Includes all necessary fasteners. Made in the USA.
Complete set of engine fasteners. Made in the USA. Includes all bolts required for engine assembly and service.
Complete kit of engine fasteners that includes every bolt required for assembly. Made in the USA.
Restores stock spring pressures and works with stock cam profiles for reliable valve control.
Complete assortment of motor bolts for assembly and repairs.