Manley Performance manufactures the finest steel connecting rods in the Sport Compact industry. Our Pro Series “I” Beam is forged from 4340 aircraft quality vacuum degassed material. We utilize our proven “Turbo Tuff” design and add 3/8″ ARP 2000 cap screws. All rods are properly shot peened after machining and 100% magnafluxed.
 
-Forged from 4340 forgings 
-Heat treated, stress relieved, shot peened and magnafluxed 
-Weight matched sets ± 1.5 grams 
-Cap fasteners are 3/8″ ARP 2000 cap screws