The Eagle lightweight forged 4340 steel crankshaft for Chevrolet 305/350 engines features a 3.500" stroke and a non-twist forging with lightweight counterweight design to reduce rotating mass. With .125" fillet radiuses for added strength, a nitrided surface, and micropolished finish, this crank is intended for restricted-class competition use and requires chamfered or narrowed bearings as specified.
Eagle Chevrolet 305/350 3.500in Stroke Forged 4340 Steel Lightweight Crankshaft