X xharleygonebuell Member Joined Jan 17, 2010 Messages 8 Jan 17, 2010 #1 i have a 04 xb fly trying to figure if its a 9 or a 12 whats the correct way of measuring the stroke
0 07Bolt Well-known member Joined Aug 18, 2009 Messages 1,341 Jan 17, 2010 #2 xb9: 60 ci -bore= 3.5" -stroke= 3 1/8" -10:1 compression
