SCAT CRANKSHAFTS- MOPARCALL FOR DETAILS OR CUSTOM SIZES! SCAT Crankshafts is proud to be a pioneer in the grass roots of racing heritage. We have designed and engineered our Pro Stock Cast, Series 9000 Cast, 4340 Forged Standard Weight & F 43 Lightweight Crankshafts for the budget minded engine builder and racer alike. We know that everyones racing experience started from the bottom, those old local dirt tracks, the desolate asphalt drag strips, or maybe even your local