Life is full of constants. The sun will rise each morning, Newton's apple will fall, and if you are going to make power with a big-block Chevy, you have to use rectangle-port cylinder heads. So ...
Two issues back, we subjected a 468-inch big-block Chevy to a variety of different oval-port cylinder heads, ranging from stock peanut-port-style heads to full CNC-ported versions (see “The Big O”).
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