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Progressively wound Beehive springs with Posi-Loc™ style retainers and H.T. basewashers. Uses OEM-style valve keys (sold separately). Made in the USA.
Progressively wound Beehive valve springs with Posi-Loc™ style retainers for reliable, high-performance valve control.
Fortified valve kit that reduces friction and improves wear resistance. Compatible with leaded and unleaded fuels. Made in the USA.
Fortified replacement valves offering improved wear resistance and reduced friction. Compatible with leaded and unleaded fuels. 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.
Complete KPMI®-compatible valve kit with Black Diamond™ stainless valves, heat‑treated keepers and valve stem seals. Sold as a complete kit for one engine. Made in the USA.
High-performance CNC-machined valves with hard-chrome finishing and flow-bench testing for durability and maximum airflow.