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4.00" stroke x 6.000" rod with 2.100: pin for 2-pc RMS.
The Scat F43 series crankshafts come with straight shot and chamfered oil holes with profiled and under-cut counterweights. The Nitride hardener for superior wear resistance, and gun-drilled main line hole for lightening and equalization of crankcase pressure are all improvments in the F43. Approximate weight is 47 to 48 lbs. 400 main
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