SCAT’s 4340 standard weight crankshafts will give you strength and reliability to dominate the competition. With SCAT’s premium non-twist forgings, machined to exact specifications big and reliable cubic inches can be made. Designed & engineered at SCAT Precision ground & micro polished Heat treated & ion nitrided Straight shot & chamfered oil holes Lightening holes & large radii on all journals Specs Stroke: 4.000" Rod Length: 6.000'' Rod Pin: 2.100 Main: 400 Internal Balance
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