Eagle rotating assembly for Oldsmobile 455 is a balanced street-and-strip kit suited to pump-gas, naturally aspirated use. It centers on a balanced 4.250" cast crank with 6.735" H-beam rods and 7/16" ARP 8740 bolts. Hypereutectic KB 4.166" -15cc inverted-dome pistons, plasma-moly file-fit rings and King SI rod/main bearings complete the package.
Eagle Oldsmobile 455 4.250in Crank 6.735in H-Beam -15cc 4.166in Pistons Balanced Assembly