Smeding Performance LS 6.125" 4340 Rods start out as a 4340 steel alloy billet, are shot peened to decrease surface stress and heat treated in increase tensile strength. All Smeding Performance LS 6.125" 4340 Rods have a long-life bronze bushing wrist pin and come standard with 7/16" fasteners for performance applications.

LS 6.125" 4340 H-Beam:

• 6.125” Length Center-to-Center
• 4340 Forged High Tensile Strength Alloy
• Bronze Bushed .927” Wrist Pin
• 2.100” Precision Honed Crank Pin
• 7/16" Rod Bolts