Not just LBSC Clif. Martin Evans' original Jubiliee drawing has an unflanged throatplate and his original Springbok has the wet header tapped straight into the tubeplate without a bush. Still it saves on buying prunes. >From: "Clif Walker" <clif.gwr@xxxxxxxxxxxxxx> >Hi All, > >One of the snags with LBSC Boilers was that he quite happily drilled and >tapped the boiler barrel to fix handrails and feeds and just did the same >thing for some of the fixings on the Backhead. >All of these should be bushed. The idea of something like a 1/4" X 40 >thread >into 1/8" thick copper scares the hell out of me. > >Regards > >Clif MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.