Eagle forged 4340 steel crankshaft for Ford 289 is a 2.870" stroke, internally balanced unit built with a non-twist forging, .125" fillet radiuses, nitrided surface and micropolished journals. Those features support improved strength and finish, making this crankshaft suitable for demanding rebuilds and high-stress applications where a forged component is needed.
Eagle Ford 289 2.870in Stroke Internal Balance Forged 4340 Steel Crankshaft