I remember Zed saying that you should always change them when doing the top end through the pot hole, I am going to do it, just wondered if anyone else has done it this this way and can give any advise and how would you know if the crank had been ground as measuring would be a problem using this method. Cheers Dave
the old shells will be stamped on the back as to there oversize or std size so they'll be marked with: std 0.25 0.50 0.75
