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swirl port heads

  1. Swirl port heads. Keep or sell?

    Engine
    I have some freshly rebuilt 191 chevy swirl port TBI heads that I'm planning on using for my engine build. I've heard these are terrible heads, but most of the time the people that say this have never used them. I've also heard that they pull hard to 5000 rpm or more. This 350 will be going into...
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