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Increases oil pressure and volume for cooler, quieter engine operation; bench-tested relief valve; reduces wet sumping and blow-by.
Direct bolt-in Beehive valve spring kit for Screamin' Eagle heads; supports up to 0.650" cam lift.
Made from heat-treated chromoly, hand measured for coil bind and open height; includes lightweight retainers, seats, shims, locks and premium Viton® seals; up to 0.585" lift.
Race-proven Beehive® valve spring kit for high-lift cams, offering high fatigue life and precise valve control; includes retainers, seats, shims, locks and premium seals.
High-performance valve spring retainers engineered for M8 engines. Made in the USA.
- Precision-machined for consistent performance.
- Made in the USA.
- Compatible with M8 models.
Takes up excess space to ensure smooth rocker arm movement and prevent damage. Made in the USA.
Precision shims that correct rocker arm clearance to prevent wear and maintain valve-train performance.
Precise spacing for correct valve lift and improved engine efficiency.
Made in the USA.
Precision nuts for reliable fastening and long-term durability.
Precision-ground, nitrided rocker shafts offering over double the strength of factory units; ideal for Twin Cam engines and higher-lift setups.