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677's
Posted: September 11th, 2011, 2:45 pm
by brokenujoint
Are these pistons 13, 14, or 17.5 cc? I'm hearing different numbers all over the place.
Re: 677's
Posted: September 12th, 2011, 5:35 am
by Cheromaniac
I measured them at 17.5cc. Unfortunately Speed Pro only quote a dish depth of 0.116" and not the volume.