Eagle Forged 4340 Crank Civic Si B16A1 B16A2 B16A3 Stock Stroke

Eagle "ESP" 4340 Steel Crankshaft

34 lbs

Eagle "ESP" 4340 Steel Crankshafts are one of the most cost effective crank solutions on the market. They are forged in a non-twist forging and undergo a multi-stage heat treatment process as wel as stress relieving, shot peening, and nitriding. They are magnafluxed and sonic tested to insure quality. The crank journals are micropolished to a 3 or better RA Surface. Eagle advertises that this crank can handle 1500hp.

Whether you damaged your stock crank, you are building an all out race engine, or you are just looking to upgrade your stock bottom end. Eagle is one of the most durable and reliable options on the market period.