edelbrock heads and super victor intake have to stay together they were ported by shady dell speed shop, headmen headers is ceramic coated , polish fabricated valve covers, intake is ceramic coated , heads have 2.08 exaust valve 1.60 intake , car went 9.18 quarter mile at 2,600 lbs 1970 duster FINAL SALE/NO REFUND/NO RETURN /NO EXCHANGE any question call (985)722-0367 troy