Tricks for eliminating fuel boil

Next is carb isolator and insulating the fuel lines as best as possible. Just trying to keep it as factory looking as possible.
The wide heat isolator did a lot of good on my son's 340. This is for a squarebore carb so may not be what you need:
Holley 108-51: Insulating Carb Gasket Heat Shield Fits Holley Model 4150&#0153 and Model 4160&#0153 Square Flange Carbs | JEGS