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Precision J-form cylinder stud kit with eight studs, moly assembly lubricant, and thread sealant. Stock replacement and reusable; manufactured by ARP® in the USA.
Stud and nut kit that reinforces rocker arm shaft standoffs to help prevent cylinder head cracking.
Premium Feuling High Load Beehive® valve spring kit for performance engines. Allows up to 0.750" lift; includes 10° titanium retainers, chromoly spring seats and Viton® seals. Made in USA.
Premium High‑Load BeeHive® valve spring kit engineered for high‑lift cams. Includes lightweight 10° retainers, machined spring seats, shims, locks and Viton® seals. Up to 0.750" lift; coil bind 1.125"; made in the USA.
High-quality Viton® seals for high-temperature engine use. Spring-loaded wiper minimizes valve stem friction. Made in the USA.
Raises valve spring retainer to gain 0.050" installed height without machining the cylinder head spring set. Made in the USA.
High-fatigue Beehive® valve spring kit for performance engines; direct replacement for many Big Twin and XL models.
- High-temperature resistant Viton® construction
- Spring-loaded wiper clears excess oil with minimal friction
- Made in the USA
Standard-height replacement triple-groove valve keepers for maintenance and rebuilds.
High Load Beehive® spring kit for V-Twin performance. Direct bolt-in up to 0.565" lift. Recommended for +0.540" lift camshafts. Includes retainers, seats, shims, locks and Viton® seals.
Premium Beehive® valve spring kit for performance engines; supports up to 0.585" lift and includes springs, retainers, seats, seals and hardware.
- Raises valve spring retainer to gain 0.050" installed height without machining the cylinder head spring set
- Made in the USA
- Adjustable pushrods engineered for maximum valve lift and increased rigidity
- Minimal adjustment design with individual intake/exhaust lengths
- Double jam nut locking and fine-thread adjustment for secure setup
- Compatible with hydraulic or solid lifters; Race Series® for extreme spring pressures
- Made in the U.S.A.; requires removal of rocker covers and supports for installation
One-piece 3/8" 4130 chrome moly fixed-length pushrods with hardened ball ends. Maintains maximum valve lift and increases valve-train stability. Designed for larger-lift cams and high spring pressures. Requires removal of rocker covers and rocker arm supports. Made in the U.S.A.
One-piece 3/8" 4130 chrome moly pushrods with hardened ball ends. Fixed length, 0.040" under stock (intake 10.706", exhaust 10.760"). Wall thickness 0.065". For hydraulic or solid lifters; street or race use.
Fixed-length 4130 chromoly one-piece pushrods with swedged formed ends, 7/16" diameter and 0.165" wall. Heat-treated with a black oxide finish. Stock replacement lengths. Made in the U.S.A.