Originally Posted by Gord&Fran
There should be no gasket between the insulator and the carb. Putting a gasket there blocks the vacuum port.
I have always used a gasket between the insulator and the carb.
37-54 gasket
54-62 gasket

I have never had to use a gasket between the insulator and the manifold. But, using one (to stop/avoid a leak) would probably cause no problem?

Tim
1954Advance-Design.com
1954 3106 Carryall Suburban
1954 3104 5-window pickup w/Hydra-Matic
The 216 and early 235 engines are not "splash oilers" -- this is a splash oiler.