If they are the rectangular intake port heads they are good, sorry, don't know big block head numbers. If they are the oval port heads, make sure its not the crappy small port heads used on the 70's on up 454 truck engines. Make sure its either the car 454 heads or the older 396/402 oval ports.
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72 Chevy C20, SOLD (Dang it.)
09 Challanger RT six speed in all black.
74 Datsun 710 wagon, all 1.8 liters of screaming Datsun power.
73 C10 long bed, 350/350 combo, nice shape.
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