Quote:
Originally Posted by Brian Baker
So then, if I am understanding correctly, this is a Pontiac head to fit the Oldsmobile "Quad 4" and not the Pontiac "iron duke" block?
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I believe it's a Cosworth head to fit the Iron duke block not the Quad 4. Cosworth also made heads to fit the Vega all aluminum engine around 75-77, which was also a 16 valve arrangement as this head is.