Bare head Speedmaster day

Well it wasn’t as productive day as I would have liked but I did make some progress. I gave the coarse cut Killer Carbide burs a good test run. I roughed in all the intakes on one head and hopefully tomorrow get my two critical measurements that I like on the intake side, spend an hour to hour and a half on the exhaust and I can grab the other one and get it tubbed and start on it. This work was all done with a 3/8 and 1/2 inch coarse bur

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