These were on the car when I bought it. There's no tag or stamped name on the them. They have an od of 2". They fit great in the car and sealed up well on the head. I plan to clean them up, weld the tubes that aren't welded and Cerakote it. Just wondering what brand they are.

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1970 Super Bee prostreet. 383, SMR 727, Dana 60 4:88. Building a 512 low deck.