Found my dads original 1971 duster!

Ha. Yep, here you go! I know nothing about engine builds or what any of this means, but maybe you guys will! Looks like it’s saying 385 hp to me. I’m sure he said 395 when I picked it up
I’m sure hoping he put a cam in it. I told him that I wanted that done….for the sweet sound of it. I see “lunati cam kit” listed at the top of first page. Not sure if that’s considered “putting a cam in it” or not

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So this machine shop / engine builder did a complete long block rebuild and missed a bad head and charged you another $680 bucks to fix their mishap? I would be having a problem with that and also would want to know exactly how hot they got my brand new motor on the dyno.

How the hell do you have internal blockage? I dirt dobber nest or what?

Did they get the motor so hot it cracked the head?