Eagle forged 4340 steel crankshafts are forged from SAE 4340 steel, feature a non-twist forging, multi-stage heat treat process, stress relieving, shot-peening, and nitriding for superior strength and reliability in the most demanding applications. Each journal is micropolished to a 3 r.a. or better.
- A .125″ radius is used to increase strength, so chamfered bearings must be used.
- All use a Ford rod journal width regardless of journal diameter.
- All are designed for internal balance. These are the perfect choice for applications up to 1500 hp.
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