Material:Forged 4340 Steel. Eagle forged 4340 steel Cranks feature a non-twist forging. 125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished.
Eagle Crankshaft 430232525400; 4340 Steel 3.250" 5.4" Rod for SBF (302 Mains)
Eagle Crankshaft 434643756460; 4340 Steel 4.375" Stroke for LS-Series Tall Deck
Eagle Crankshaft 2034655900A6; 4340 Steel 3.465" Stroke for Mitsubishi 4G63
Eagle Crankshaft 2039375900B7; 4340 Steel 3.937" Stroke for Mitsubishi 4G63
Eagle Crankshaft 334640016100; 4340 Billet Steel 4 in. Stroke for Chevy LS
Ford 302 crankshaft 3023000509 4340 3" stroke New Eagle 10/10 IDK Balance Req
