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This Eagle forged 4340 steel crankshaft is a lightweight, non-twist design for Chevrolet 305/350 applications with a 3.750" stroke and two-piece rear seal. It uses a lightweight counterweight profile to reduce rotating mass, features .125" fillet radiuses for superior strength (chamfered or narrowed bearings required), nitrided surface treatment and micropolishing. Intended for restricted-class competition use where durability and reduced weight matter.
Eagle Chevrolet 305/350 2pc Rear Seal 3.75in Stroke Lightweight Forged 4340 Steel Crankshaft
