| Eagle 4.00" Stroke Crankshaft For LS1 Based Vehicles.
Eagle forged 4340 steel crankshafts are forged from SAE 4340 steel, feature a non-twist forging, multi-stage heat treated process, stress relieving, shot-peaning, and nitriding for superior strength and reliability is 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. These are the perfect choice for applications up to 1500 hp. Approximate weight is 53-57 lbs.
Both 24X and 58X reluctor wheel options are available!
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