Eagle SB Chrysler 360 4340 Forged Crank - 4.000 Stroke 57900BK Easy to install in less

Easy to install in less than 3 hours

John Urist and Pat Musi to produce the ultimate components for racing

Adjustable Std to 1 in Pin

1975-1984 Chevrolet C30

Eagle SB Chrysler 360 4340 Forged Crank - 4.000 Stroke 57900BK Easy to install in lessEagle forged 4340 steel cranks feature a non twist forging, . 125" fillet radiuses for superior strength so chamfered narrowed bearings required, nitrided surface, and micropolished to 2 ra. Intended for the most demanding application Eagle's commitment to quality and service has resulted in customer loyalty and satisfaction. This, in turn, has fueled rapid growth over the years. Eagle added crankshafts to our lineup a few years later as well as