I wish you luck, but I'd bet this won't help. I know I've said this before, but the three biggest things that helped vapor lock/ hot starts and so on for the 67 was
A rear mount, electric pump. I got a good deal on a Holley Red locally, so that's what I used
Installed a carb heat isolator. Believe it or not, our local O'Reallys had them
Built a vapor return system with Wix 33040/ 41 filter which has a built in orifice