12 Point 7/16" 1900-2000 Connecting Rod Bolts (16 Pcs) This crank support system is

This crank support system is a must have for all small block chevy racers with a supercharger

These forged steel axles are designed to fit a range of applications and are non-tapered with hardened bearing seats

heat-treated to the highest Rockwell hardness available

Upgrade your axle system and experience improved performance and durability

12 Point 7/16" 1900-2000 Connecting Rod Bolts (16 Pcs) This crank support system isSpeedmaster 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 superior to standard OEM fasteners in terms of durability, and fully capable of handling the extra stress of high combustion engines.