Eagle Chevrolet 400 Small Block 3.75in Stroke External Balance Cast Crank Shaft - eag104003750 import_2022_03_21_012537 -cc Engine Components::Rocker Arms 1970-1974

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Eagle Chevrolet 400 Small Block 3.75in Stroke External Balance Cast Crank Shaft - eag104003750 import_2022_03_21_012537 -cc Engine Components::Rocker Arms 1970-1974Eagle Crankshafts feature exceptional strength and quality at a reasonable price. Eagle cranks are forged in a non twist forging and undergo a multi stage heat treatment process as well as stress relieving, shot peening, and nitriding. They are magnafluxed and sonic tested to insure quality. Every journal is micropolished to a 3 or better R. A. On all journals, a 0. 125 radius is used to increase strength, so chamfered bearings must be used. The