Quote:
Originally Posted by PontiacHO
Sure wished I would have used block off plates. Now I’m boiling fuel in my Quadrajet.
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I would try the carb insulator gasket first.
I’m having no fuel boiling issues with my 421 with a fully operational exhaust crossover and hot air choke. I’m using .280” thick phenolic insulators with gaskets on both sides between the 3 carbs and the intake.