Crankshaft Billet 4340 Steel 3.543 in. for Toyota 2JZ, 2JZGTE. Engine:2JZ, 2JZGTE. Material:Billet 4340 Steel. Eagle Billet 4340 steel crankshafts feature. 125" fillet radiuses for superior strength so chamfered / narrowed bearings required, nitrided surface and micropolished.