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Ford Small Block Stroker Engine Build Crank Journal Overlap

As stroke length is increased, the amount of journal overlap is decreased. This reduces the torsional stiffness of the crank, thus making the job of the crank damper (often incorrectly termed a harmonic balancer) that much more important.
Ford Small-Block Stroker Engine Build - Stroker Strategies

 As stroke length is increased, the amount of journal overlap is decreased. This reduces the torsional stiffness of the crank, thus making the job of the crank damper (often incorrectly termed a harmonic balancer) that much more important.  View Related Article

 

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