Material:Forged 4140 Steel. Eagle forged 4140 steel cranks feature a non-twist forging. 125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished.
Eagle Crankshaft 534640006100; Forged 4140 Steel 4 in. Stroke 24t for Chevy LS
Eagle Crankshaft 435140006200; Forged 4.000 in. Stroke for Ford SBF (351W Mains)
Eagle Crankshaft 534740006100; Forged 4140 Steel 4 in. Stroke 58t for Chevy LS
Eagle Crankshaft 535337505700; Forged 3.750 in. Stroke 5.7 in. Rod for 86-02 SBC
Eagle Crankshaft 435238506200; Forged Steel 3.850" Stroke for Ford 351W SVO
Eagle Crankshaft 445542106625; Forged Steel 4.210" Stroke for Pontiac 455 Mains
