1966 mustang carb swap

[rebelbull]

Hi all im new to the forum im chris from fort worth texas i got a 1966 mustang 289 and its got a 2 barrel holley on it i just bought a 4 barrel intake and carb off of ebay the carb suppossibly came off 1973 merc 460 anyone know what cfm this would be? from what he told me he said he thought it was like 500 i thought the 2 barrel was a 500 if so i did completley nothing for performance right? any help sure would be appreciated thanks so much

This ad is not displayed to registered or logged-in members. Register your free account today and become a member on Mustang Forums!

[kalli]

ah crap with that spam ...

do you have any carb identification, numbers anything? it's impossible to tell otherwise as noone knows what someone else has smacked on that 460
probably not a 500 though, but you never know. However on a stock 289 you don't want more tyhan 600cfm anyway, rather lower