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Old 05-25-2026, 11:13 AM
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Formulajones Formulajones is offline
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Originally Posted by PAUL K View Post
Finally had a chance to watch the video. Attention needs to be paid to the exhaust ports if one wants to make big power with a d-port head. This isn't breaking news it's always been that way. Pontiac figured it out in the mid 60's.

Curious what folks opinions are with a trade trading power for conviencece when deciding between headers and manifolds?

With tuned collectors the headers would've been good for about twenty horsepower and two tenths at the track.
Like I mentioned, depends on the goals with the car. To me headers are not an inconvenience. I really don't have much if any issues using them. If I'm going for a max effort build with big cubes and I care about every HP I can squeeze out of it, it'll have a set of big tube headers on it without question.

If it's a cruiser, or more of a restoration, or some sort of sneaky build made to look stock, it'll have the manifolds on it. So it's really a pretty simple decision for me.

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