This set of 6 H-Beam Connecting Rods for Honda & Acura J37 Engine is made with 4340 Chrome-Moly and fitted with ARP2000 3/8 rod bolts. They are isotropic superfinished for superior appearance & performance.
Isotropic superfinishing reduces surface stress and friction all while improving efficiency, performance, and durability resulting in an extended lifespan for the component.