tag:blogger.com,1999:blog-6721747478808978650.post8021938993530558736..comments2023-06-26T08:01:49.991-04:00Comments on Knuckle Buster 1939: 1939 EL Build Update - Getting Closer!KNUCKLE BUSTER 1939http://www.blogger.com/profile/13526669469998218015noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-6721747478808978650.post-76252623140438861892017-05-03T09:00:59.549-04:002017-05-03T09:00:59.549-04:00If you can find one, a thread file has saved my bu...If you can find one, a thread file has saved my butt many a time. 4 sided, 8 different thread pitches. But with old Harley petcock threads, all bets are off.BChttps://www.blogger.com/profile/10667548902575989091noreply@blogger.com