As you make more and more power it becomes more important to use quality parts. These Scat 4340 forged steel cranks will help keep your motor alive. Straight shot & chamfered oil holes Nitride hardened for superior wear reisistance Lightening holes in all rod throws Large radius on all journals Heat treated, shot peened Designed at SCAT Engineered at SCAT Inspected & micropolished at SCAT For 2-piece rear main blocks Internally balanced to use neutral balance dampers, flywheels or flexplates 2.100" rod pin 55 lbs. Item Details 3.875" stroke - 400 mains - 6.0" rods
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