1966-67-68-69-65 3/8” CONNECTING RODS Dimple big block 427 396 connecting. THIS IS SET IS THE EARLY DESIGN OF THE DIMPLE ROD. IF YOU LOOK AT THE SHAPE OF THE LARGE END YOU CAN SEE THE SHAPE DIFFERENCE. ALL EIGHT ARE THE EARLY DESIGN. THESE HAVE BEEN IN THE BARN FOR OVER 30 YEARS. I DON'T THINK I WILL EVER NEED/USE THEM IN A BUILD. SO, THEY ARE AVAILABLE FOR YOUR CONSIDERATION. PLEASE REVIEW THE PICTURES. ALL ROD BOLTS ARE STOCK.