gm original 14097088 square port heads ,need info on these heads

MrBigBock

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1967 camaro
any help would be appreciated ,found a set of these heads ,but was bare ,no valves ,need valve sizes ,thanks
 

63Half-ton461

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14097088...91-up...rect...OPEN...Gen.V 454/502 HO, 118cc chamber

Far as i know , no BBC rectangle port heads ever came with less than 2.19 / 1.88 inch valves.

Is that a crate motor you are working on ?
 
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