If you are tracking your car or are aiming for 250HP+ this is something you don't want to skip out on. As a safety component it's always recommended to replace the factory connecting rods.
These Manley H-Beam connecting rods are manufactured from 4340 alloy forgings. They are fully machined, heat treated, stress relieved, shot peened, and magnafluxed. They also are built standard with 3/8" ARP 2000 bolts.
All Manley connecting rod sets, are weight matched to ± 1.5 grams, big and small end bores are final honed to a tolerance of ± .0002", critical bend and twist attributes are held to a minimum, and exacting attention is paid to every detail by our final inspection department; thus rendering a finished product that is second to none.