Nice trick for a 4150 holley

That's one way, .... here's another..Imagine a screwdriver adjustment,replacing the spring tension/frustration with the tearing the diaphragm silliness.. Just ,an idea....
https://www.google.com/url?sa=t&sou...1TfHiIfMxs1kuKQjw&sig2=ZSAgkXKJ4Quqp4cSTEe3dA....