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I bought a set of ported J heads at carlisle for $650. Fully rebuilt and it looks like they might have been milled. Supposedly flow more than Edelbrocks out of the box, according to the guy. Well see how it goes.

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I sincerely hope that those heads work for you, most guys selling used parts are not real truthful. You now have a set of 40 + year old heads that should be taken aprt and carefully inspecrted and magnaflux before using them If your not going to listen to the advice offered on here why waste those peoples time When it comes to buying parts for high performance motors you can buy the good parts once or buy the used parts many times looking for the good ones LIVE and LEARN