thanks for that info. Yes there are 2 sizes thermostat that ford used and im just wanting to use the bigger one. Somebody told me they used them in 83 but havent been able to find them in that year

Hi thanks for the input. Blue truck I am in Utah. I have another ? I am wanting the bigger diameter thermostat housing does anybody know what that was used on?

1979 hotrodI have attached a couple pics. Thanks for the reply there heavydoc

Hi my name is Chad and I'm new to the forum. I am building a 1979 F100. I swapped out the 302 for a 390fe. I have some ?s about parts for it. My main is about headers for this swap since no place I've asked has been able answer if they even make headers to fit this engine swap. Can anybody help...