This listing is for a set a connecting rod compatible replacements for 1970-81 Chevrolet small block 400 V-8 products cars with LARGE JOURNAL - 2.2252" rod housing bore ,.927" pin diameter and 5.565" length. All remanufactured connecting rods are OEM-parts which have been reconditioned to aftermarket specifications. Reconditioned connecting rods 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.