This listing is for an OEM reconditioned connecting rod for 1985-2010 4.3L V6 Chevrolet's.There are several versions of this rod identified by casting number located on the beam. This listing is for rods with NO number or Dot on the beam. If yours has a #045 or #818 number on the beam, this is NOT the correct rod. ALL Reconditioned connecting rods are OE Rods that have been cleaned and inspected with the small and big ends machined back to OE-size; unless otherwise noted. Connecting rod bolts are only replaced when necessary.