ARP 234-6301 Pro Series Connecting Rod Bolt Kit for GM Gen III IV LS 4.8 5.3 5.7 6.0 EnginesConnecting Rod Manufacturer: Stock Cap Retention Style: Cap screw Rod Bolt Head Style: E Rod Bolt Nut Style: 12 point Fastener Yield Strength (psi): 200,000 psi Connecting Rod Bolt Material: ARP2000 alloy ARP Pro series connecting rod bolts are precision CNC machined to exacting specifications and designed for optimum reliability. They are heat treated and threads are rolled to provide up to ten times more fatigue strength. This makes them far

Durable axle is made from wear resistant tool steel to prolong the life of the roller assembly

and you can be sure that they won't split at high rpm

They are precision centerless-ground and thread-rolled to Mil-S-8879 specs

COMP Cams race locks are designed for stock or performance engines using 7 degree valve locks

choice of fixed target air/fuel or standard air/fuel table for correction

Assembly Lubricant Included: No

Fastener Material: Stainless steel

Choppy/Thumping Idle

Fastener Material: Chromoly

True double roller

these high-quality bolts provide a tight

About ten years ago