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Restores stock spring pressures and works with stock cam profiles for reliable valve control.
OEM replacement valve spring kit that matches factory pressures and works with stock cam profiles. Made in the USA.
Complete EST top-end gasket kit with embossed stainless steel gaskets and proprietary rubber covering. Includes all seals and O-rings for a full top-end rebuild. Made in the USA.
Heat-treated steel lower collars, precision machined and counter-bored for improved retainer-to-seal clearance. Made in the USA.
Nitrided, Stellite‑tipped one-piece design for reduced wear and improved flow; compatible with leaded and unleaded fuels.
Nitrided one-piece stainless-steel valve with stellite tip for superior wear resistance, reduced friction, and excellent corrosion protection.
Precision-machined nickel bronze valve guide offering excellent wear resistance and heat conductivity. Compatible with unleaded fuel; special seals sold separately.
Complete kit of O-rings and washers for Twin Cool cooling systems. Replace whenever the cylinder head is removed. Made in the U.S.A.
Precision-machined shouldered cast iron valve guide compatible with no-lead fuel; accepts various valve-stem materials and special seals (sold separately). Made in the USA.
Precision-machined nickel bronze valve guide offering excellent wear resistance and thermal conductivity. Compatible with no-lead fuel. Made in the USA.
Precision-machined valve guide compatible with unleaded fuels and various valve-stem materials.
Accepts special valve guide seals (sold separately). Made in the USA.
Durable shouldered cast iron valve guide engineered for precise valve alignment and long life.
Precision-machined nickel bronze shouldered valve guide. Compatible with no-lead fuel; accepts special seals. Made in the USA.
Precision-machined cast iron valve guide that accepts special seals (sold separately). Compatible with no-lead fuel.
Precision-machined shouldered valve guide compatible with no-lead fuel and various valve-stem materials.
Precision-machined cast iron shouldered valve guide compatible with no-lead fuel and various valve-stem materials. Accepts special seals (sold separately). Made in the USA.