ARP Rod Bolt Kit 1/2-13 x 4.250 12pt Black Oxide

ARP Rod Bolt Kit 1/2-13 x 4.250 12pt Black Oxide Upgrade engine reliability with the ARP Rod Bolt Kit featuring 1/2-13 x 4.250" 12-point black oxide bolts. Built to ARP’s exacting standards, these bolts provide superior clamp load and fatigue resistance for connecting rod assemblies in high-performance and race engines. Size: 1/2-13 x 4.250" Configuration: 12-point head for high-torque applications and compact wrench access Finish: Black oxide for corrosion resistance and reduced glare Material & Strength: ARP proprietary alloy fastener engineered for consistent stretch and long-term durability Application: Ideal for high horsepower, forced induction, and endurance builds Each kit is precision-manufactured and inspected to ensure accurate thread fitment and predictable preload. Use with the proper torque and assembly lubricant per ARP guidelines to maximize performance and safety. Why choose ARP: Renowned in motorsports for quality fasteners, ARP rod bolts deliver the repeatable clamping force needed to protect rods, bearings, and pistons under extreme conditions.