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Eagle's forged 4340 steel crank for Chevrolet big block applications (stock stroke for 454/502) is supplied as an internally balanced crankshaft. The market description documents a non-twist forging, .125" fillet radii, nitrided surface and micropolished journals; installers should plan for chamfered or narrowed bearings as specified. This crank is intended for demanding builds where a forged 4340 component is required.
Eagle Chevrolet Big Block Stock Stroke For 454 / 502 Forged Crankshaft
