Thread: Retard box??
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Old 10-24-2009, 04:59 PM
  #5  
TS1955
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Join Date: Aug 2007
Location: Lost Creek, WV
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Originally Posted by rob41willys
It can help ET. to retard timing on the top end.
I've never tried it...but what RPM should you start retarding the timing?

TS1955
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