This Eagle Competition rotating assembly is built for Subaru EJ257 engines with forced induction and a 99.5mm bore, intended for racing applications including nitrous and boost. The assembly includes a billet 4340 crank, 5.137" H-beam rods, ARP 2000 bolts, forged 2618 pistons sized for a 17.1cc inverted dome, plasma-moly file-fit rings and King XP rod/main bearings, providing a complete stroker-style rotating assembly for high-power builds.
Eagle Subaru EJ257 w/Forced Induction 99.5mm Bore H-Beam Rods 4340 Crank Stroker Rotating Assembly