Eagle Crank 440042506700; Forged 4.250 in. Stroke, 6.7 in. Rod for Pontiac 400. Material:Forged 4340 Steel. Stroke:4.250 in. 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.
