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Precision billet-machined tappets, hand-fitted for exact cam timing and improved roller life.
Precision roller assembly with larger outer rollers, smaller pin bearings for higher rpm, and an enlarged axle that eliminates internal movement. Made in the U.S.A.
High-precision hydraulic tappets with micro-finish bore and oversized axle for improved cam tracking.
- Fits cast iron and aluminum valve-lifter blocks
- Billet bearing metal construction
- Hand fit hydraulic unit, .0002" running fit
- Recommended block clearance .0007"–.0012"
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.
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.
High-strength pinion shaft nut designed for secure gear-side installation and long service life.
One-piece stellite-tipped stainless-steel valve with a nitrided surface to reduce wear and friction. Lightweight profiles for improved flow. Compatible with leaded and unleaded fuels. Made in the USA.