RCU Forums - View Single Post - New (to me) internet myth
View Single Post
Old 02-16-2012, 11:11 AM
  #44  
w8ye
My Feedback: (16)
 
w8ye's Avatar
 
Join Date: Dec 2001
Location: Shelby, OH
Posts: 37,576
Received 9 Likes on 9 Posts
Default RE: New (to me) internet myth

As stated in a previous post by Antique, on a Mahle piston, the "A" or "AB" has to do with the size tolerance