INTERNAL ENGINE MODIFICATIONS Valvetrain |Heads | Strokers | Design | Assembly

prc vs stock 799

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Old 10-23-2017, 04:34 PM
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Interesting, I always thought they were just larger from factory. Thanks I'll do some research on it.
Old 10-25-2017, 03:40 PM
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Originally Posted by 1FastBrick
The port design is different between the 2 heads.
you got any reading material on this? I figured all cathedral port heads are cathedral port? Or are you referring to the actual CC size of the port design?



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