Re: Engine code info
Yes these heads are 101cc chamber - I would check the date codes on the heads , Also I do Believe you can use the large and small plugs on these head's if these are vette heads they are the 390hp one's, I would think you got a good shot at these being the right head presuming this was a big block car to begin with sounds like the typical blew the motor, up took off the heads, and found a smoger 454 to put them on and bump up the compression, on a low hp motor
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