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OEM replacement dowels for HD® Evolution engines that ensure precise cylinder alignment and reliable fitment.
Forged high-silicon aluminum piston kit with X-Ring package; includes rings, retainer clips and chrome piston pins. Made in the USA.
Complete top-end piston kit with X-Ring package for improved sealing and durability.
Forged high-silicon aluminum piston kit with X-Ring set, chrome piston pins and retainer clips; pistons made in the USA.
Precision-machined cast iron valve guide for durable, reliable valve seating; compatible with no-lead fuel and accepts special seals (sold separately).
Precision-machined cast iron valve guide compatible with unleaded fuel; made in the USA.
Shouldered valve guide offering a positive stop for easy installation, precision machining, and straightforward finishing. Made in the USA.
ArmorX™-coated pistons with ArmorFit™ skirt coating for smooth, quiet operation. Includes pistons, rings, pins and circlips. Made in the U.S.A.
Forged pistons with ArmorGlide™ coated skirts, rings, retainer clips, and chrome piston pins. ArmorPlating on Twin Cam pistons improves ring seal and detonation resistance. Made in the USA.
Replacement rings sold as a set for one piston. Verify piston compatibility before purchase.
High-performance valve spring kit engineered for racing applications. Progressive springs and a complete set for one engine; made in the USA.