Quote:
Originally Posted by Bruce Fulper
I have a sbc set that came with my dyno. They might be early 1980's because the dyno was one of the first SuperFlows. . For sale. I'll get pics up later. I have about 12 sets of dyno headers. Many are 18 degree. With and without adapter plates. Good shape. Cheap.
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Bruce, look for a build date stamped on the flange. It should be two groups of numbers, first being the date and second being a production number.