Quote:
Originally Posted by 25stevem
The 62 casting flows far better then the 345 heads , the problem is that your 389 intake ports in your manifold ( if it’s the same year as your 389 heads) will not match up with the 62 intake ports.
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I have the 65 and up style tripower intake too. Bought it a million years ago just in case it was time to upgrade to better heads. Looks like it was a good purchase, in hindsight. Lol. Looks like valve angle may or may not be an issue.
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My wife says she'd llike my car a lot more if it wasn't mine.
 
64 Grand Prix 389 .030, 1.65 Scorpion Rollers, Tripower, RARE Long Branch, Custom Stainless Exhaust and mufflers, 3.90 posi 200-4R. 068 cam.
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