Fastener set that helps prevent M8 cylinder head cracking; made in the USA.
- High-temperature resistant Viton® construction
- Spring-loaded wiper clears excess oil with minimal friction
- Made in the USA
Complete hardware set for M8 Softail chassis with fine-thread components and ultra torque lube. Made in the USA.
Precision-rolled threads, wide underhead flange, 170,000 psi tensile rating, ARP-manufactured, includes moly assembly lubricant. Not for 2023 121" VVT motors.
- Precision-rolled threads for consistent torque and reduced galling.
- Wide under-head flange for even load distribution and reliable sealing.
- Tensile strength rated at 170,000 psi — stronger than OEM and grade 8.
- Includes moly assembly lubricant; made in the USA.
- Not for 2023 models with 121" VVT motors.
High-strength 12-point heat-treated stainless steel fasteners with precision-rolled threads and wide underhead flange. Includes moly assembly lubricant for installation. Not for '23 models with 121" VVT motors.
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