Complete breather gear kit includes gear and spacer; requires matching cam and pinion gear. Made in the U.S.A.
Complete heavy-duty connecting rod set with front and rear rods, crankpin, nuts, steel cages and roller bearings. Deep-forged and heat-treated, 0.120" wider than stock; accommodates strokes up to 5.00".
Complete, ready-to-install connecting rod kit engineered for reliable replacement of stock components.
Replacement countershaft bearing retainer washers.
Reduce starting compression with easy-install manual release valves. Drill and tap each cylinder head 10 mm x 1.0 mm. Fits all Big Twin models.
Replacement component for Big Twin models; precision-machined to restore lubrication performance and reduce noise.
One-piece nitrided stainless-steel valve with stellite tip for superior wear resistance and reduced friction. Made in the USA.
One-piece Stellite-tipped nitrided valve delivering superior wear resistance, reduced friction, and optimized flow. Made in the USA.
High-strength pinion shaft nut designed for secure gear-side installation and long service life.
Nitrided valve with stellite tip for reduced wear and friction; compatible with leaded and unleaded fuels. Made in USA.
Stellite-tipped nitrided stainless-steel valve offering superior wear resistance, lightweight profile, excellent flow, and fuel compatibility.
One-piece nitrided stainless-steel valve with stellite tip for reduced wear and improved flow.
Compatible with leaded and unleaded fuels; made in the USA.
One-piece nitrided valve with stellite tip for improved wear resistance and reduced friction.
Lightweight profile, corrosion resistant, compatible with leaded and unleaded fuels.
Precision-made valve lock keys with a 10° lock angle. Heat-treated and made in the U.S.A. Designed for reliable valve keeper service.
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.
Precision-machined valve guide compatible with no-lead fuel and multiple valve-stem materials. Made in the USA.
OEM replacement dowels for HD® Evolution engines that ensure precise cylinder alignment and reliable fitment.
High-quality neck post bearing for reliable steering and long-lasting performance.