Thread: crank stroke
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Old 09-19-2007, 06:46 PM
  #2  
zipper06
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RACING JUNKIE
 
Join Date: Jan 2006
Location: La.
Posts: 2,890
Default stroke
Yep,
414" with std. bore of 4.125, 421 wth .030 over =4.155 bore

Zip.
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