VR38DETT I-BEAM CONNECTING RODS BC offers an I-Beam style connecting rod for those who prefer that traditional design over the H Beam style. The I-Beam is a proven configuration that is very popular among the big horsepower crowd. Features ARP2000 bolts for the more economically minded or ARP625 Custom Age bolts as standard option for the ultimate connecting rod. Made from Aerospace grade 4340 steel material BC rods are CNC machined on state-of-the-art 5 axis machining centers. For more information visit http://www.briancrower.com/makes/nissan/vr38dett_rods.shtml