I don’t think 16.5’s ever came on ‘57’s, or anything else for that matter.
Ed
I had a '72 K10 Chevy that had 16.5's on it. They were 6-lug. I believe the '84 GMC 3/4 ton I had also had 16.5's but they were of course 8-lug.
Kevin 1951 Chevy 3100 work truck Follow this saga in Project Journal Photos 1929 Ford pickup restored from the ground up. | 1929 Ford Special Coupe (First car) Busting rust since the mid-60's If you're smart enough to take it apart, you darn well better be smart enough to put it back together.