I have 165/80 15's on my 3150lb Valiant. I have 205/70 15's on my 67 Satellite, but my wheels are 4".

It looks and performs good although it is quite sucked in on the wheel. There just aren't any choices between the two tires.

100_1921 (1).JPG100_1922.JPG100_1924.JPG8326443-img_8248-copy.jpg
"Livin' in a powder keg and givin' off sparks" 4 Street cars, 5 Race engines