Now it's time to test it with a real camshaft. I assume the duration numbers (230/234) are @ 0.050"


Originally Posted By BBR
http://www.hotrod.com/events/1510-vintage-mopar-power-550hp-chrysler-poly-318-v8-on-the-dyno/

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The heads and valve layout was something that we could make work, and we did end up with 340 cfm by the time we were done.


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On the dyno, SAM’s 402-cube Poly showed 547 peak horsepower at 5,800 rpm, while torque came in strong and early, registering 566 lb-ft at 3,800 rpm.