RCU Forums - View Single Post - New (to me) internet myth
View Single Post
Old 02-07-2012, 05:51 PM
  #6  
Antique
Senior Member
My Feedback: (4)
 
Antique's Avatar
 
Join Date: Jul 2002
Location: Somewhere, DC
Posts: 9,825
Likes: 0
Received 0 Likes on 0 Posts
Default RE: New (to me) internet myth

AB means that it can be used in both A and B size cylinders...The differences are in the tenths of thousandths, only shows the attention to detail the chainsaw manufacturers go to....A D piston will fit in an A cylinder, but won't run for long....An A piston in a D cylinder is borderline loose....