Made to exact tolerances; does not include oil holes; made in USA.
Engine
Active filters
- Made to exact tolerances for OE-style fit and wear.
- Made in the USA.
- Does not include oil hole(s); must be drilled after installation.
Made to exact tolerances for OE-style fitment. Made in the USA. Does not include oil hole(s); holes must be drilled after installation.
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.
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-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).
Precision machined valve keeper keys, split and heat treated for long-lasting performance. Made in the USA.
High-density powdered metal valve seats offering exceptional wear resistance and thermal performance; tested for track and street use.
Special nitrided valve offering improved wear resistance, corrosion protection, and optimized flow.
High-performance fluoropolymer construction for extreme-temperature stability.
Twin spring design provides continuous tension for reliable sealing.
Added fillers reduce friction and extend service life.
Made in the USA.
Low-friction fluoropolymer valve guide seals with twin-spring tension and OEM-style durability.