>     
>     Question is (Thom, Clara etc..) what is the correct set-up between the 
>     heater box and the tube on the body. The length of tube would need to 
>     be about 35cm. Am I correct in thinking that the tube consists of a 
>     flexible piece and a kind of baffle tube or something, any pre '63 
>     buffers know the answer ?

its s'posed to have this big boxy "muffler" looking thing.  I always toss
them because they contain asbestesos.  I use a later bug heater tube, the
big bellows type, and adapt it.  Works great.

Thom Fitzpatrick
thom@calweb.com - http://www.calweb.com/~thom
Keeper of the Barndoor Bus Web Page: http://www.calweb.com/~thom/barndoor.html