I'm running two 32/36s on my 261 ci inline and they are great, just a 4 barrel split in two, not sure one alone would do so good. I put a 4 barrel/offy intake on my old Nova 194ci six and WOW she really responded and got good milage as well. I'd do the 4 barrel again in a minute.

Best of luck
Jim

It's easier to get forgiveness than permission!
1946 1/2-Ton Chevy
1953 Chevy 3/4-ton Factory Stakebed