Nov 28, 2016 #1 A allrevsrule Active member Joined Jan 14, 2007 Messages 103 Reaction score 125 Location Red Deer. Alberta 8 tooth and 7 tooth drivers what is ratio difference in % or whatever on a Doo ??
Nov 28, 2016 #2 vodoo103 Active VIP Member Joined Jan 27, 2011 Messages 953 Reaction score 1,510 Location Blindman River, Alberta 8 tooth is 14.3% taller if you're comparing same pitch.
Nov 29, 2016 Thread starter #3 A allrevsrule Active member Joined Jan 14, 2007 Messages 103 Reaction score 125 Location Red Deer. Alberta Yes same pitch. 8 tooth x 3" and 7 tooth x 3" pitch