Inliners International Forums General Discussion Blown and Injected Holley 2300 2bbl Baseplate Question? ball bearing?

is not the "setscrew" really a removable calibrated orfice like a jet?

ahah, the "setscrew" on the bottom of the baseplate (photo #2) is retaining a checkball shown on the carb body side of the baseplate (photo #1)

Right?...backfire protection for powervalve diaphram, --good idea go ahead and install it in the new one, its cheap insurance.