New head bolts
I would also use new ARP head bolts if you can afford it ($35-40 from Summit). Be sure to torque heads and intake in steps of 1/3+1/3+1/3 in the proper sequence.
Rev
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'66 Coupe, 306, 350-375 HP, C-4, 13.07 e.t., 104.8 mph, 1/4 mi.
O.B.C. #2
'66 coupe
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