Connecting Rods Set of 8 5.7" 5140 Steel I-Beam for Small Block Chevy 350 500HP

Connecting Rod Material: 5140 Chromoly Steel. Connecting Rod Bolt Material: Chromoly steel. Connecting Rod Bolt Head Style: 12-point. Approximate Connecting Rod Weight (g): 653g. Connecting Rod Length Center to Center (in): 5.700 in.