Introducing SCAT’s IMCA & Wissota approved 4340 Forged Crankshaft. Specifically designed to meet the requirements of the IMCA & Wissota racing classes, this crankshaft features no lightening holes in journals 2 & 3 and is made to withstand more power and stress than your stock GM cast crankshaft.

FEATURES & BENEFITS:
• Precision ground, heat treated and nitride hardened for superior wear resistance
• Straight shot & chamfered oil holes
• Large radius on all rod journals
• No lightening holes in journals 2&3

With over 50 years of manufacturing experience in Redondo Beach, California, SCAT Crankshafts proudly produces some of the finest crankshafts in the world. With thousands of race proven wins, we are certain that you will receive the highest quality components on the market. With SCAT, you get the best in American Innovation, ingenuity and quality.

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