Eagle 4340 Forged H-Beam Rods Eagle H-beam rods are forged from SAE 4340 2-piece forgings. The rod cap is forged separately so that the grain flow runs perpendicular to the load force which strengthens the rod. Also Eagle 3-D rods include a high content of nickel and chrome which increases strength and fatigue life. ARP 8740 cap screws are standard. Sets of 8.
Eagle “SIR” 5140 Forged I-Beam Rods Forged from SAE 5140 steel and utilizes ARP 8740 cap screw style bolts with alignment sleeves for precise cap location. Sets are weight matched to ± 2g. Sizing is performed on precision CNC equipment. Designed to clear many stroker combinations. Sets of 8.