Old 06-18-20, 12:01 PM
  #23  
steve sumner
Senior Member
 
Join Date: Apr 2020
Posts: 266

Bikes: '68 Masi Special road, Grail bike

Mentioned: 0 Post(s)
Tagged: 0 Thread(s)
Quoted: 83 Post(s)
Likes: 0
Liked 50 Times in 42 Posts
J. Higgins said the insides looked pristine. looks like a bunch of grooves to me.
like noglider says maybe honing is the answer
steve sumner is offline