Better yet
Better yet, get the "stepped" ARP head bolts made just for that application. Also get the ARP thread sealer for the bolts that extend into the water jackets and the ARP thread lube for proper torque wrench technique.
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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