Active filters
Top-quality primary gasket with silicone beading; meets or exceeds OEM specifications. Made in the USA.
Foamet® gasket with aluminum core, expanded nitrile rubber and silicone release coating. Available beaded or non-beaded. Made in USA.
Stellite-tipped stainless-steel valve nitrided for improved wear resistance, corrosion protection, and reduced friction.
Stellite-tipped nitrided valve for improved wear resistance, reduced friction, and corrosion protection. Made in the USA.
Designed for HD® Evolution OEM replacement. Machined from high‑grade metal with a corrosion‑resistant dark finish. Multipurpose alignment pins. Made in the USA.
High-density powdered metal valve seats for superior wear resistance and thermal stability. Tested for track and street use.
Stellite-tipped nitrided valve for improved wear resistance, reduced friction, and corrosion protection. Made in the USA.
Precision C630 bronze valve guides with tapered nose design for improved flow and OEM fitment.
Precision-machined, compatible with no-lead fuel and all valve-stem materials; accepts special valve guide seals (sold separately); made in the USA.
Precision-machined cast iron construction; compatible with no-lead fuel; accepts special seals (sold separately); made in USA.
Precision cast-iron valve guide compatible with unleaded fuel; accepts special valve guide seals (sold separately).