Eagle SBC 2Pc 1/4in Keyway 3.750in Stroke Big Block Snout Forged 4340 Steel Crankshaft - 4350375057B2

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. Big-block snout for added strength in supercharged applications.