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High-strength 12-point heat-treated stainless steel fasteners with precision-rolled threads and wide underhead flange. Includes moly assembly lubricant for installation. Not for '23 models with 121" VVT motors.
Precision-machined bronze valve guides with tapered nose design for improved flow. OEM-style; accept top hat seals (sold separately). Made in USA.
Standard-height replacement triple-groove valve keepers for maintenance and rebuilds.
One-piece stellite-tipped stainless-steel valve with nitrided surface for reduced wear and friction. Compatible with leaded and unleaded fuels. Made in USA.
Top hat–shaped Viton® seals designed to resist gasoline, oil and combustion by-products. Prevents upward slipping on the stem and fits stock intake and exhaust guides. Made in the USA.
High Load Beehive® spring kit for V-Twin performance. Direct bolt-in up to 0.565" lift. Recommended for +0.540" lift camshafts. Includes retainers, seats, shims, locks and Viton® seals.
Complete kit of progressively wound chromium-silicon valve springs engineered for high-RPM racing applications. Made in the USA.
Complete engine valve kit including valve springs, stainless valves, H.T. steel keepers and valve stem seals; sold per engine.
Complete kit of valves, springs, keepers and seals — sold as a complete kit for one engine. Made in the USA.
Complete kit with Black Diamond™ stainless valves, valve spring kit, keepers and seals where applicable. Compatible with leaded and unleaded fuels. Made in the USA.