Big-Block Chevrolet Heads - CHP How It Works

Conventional 24-Degree Big-Block Chevy Heads are Giving Spread-Port Castings a Run for their MoneyNow this is our kind of war. Over the last decade, hot rodders have watched with glee as the war between cubic inches and cylinder heads rages on. Just as the enormous displacement made possible by today’s stroker cranks and aftermarket blocks push the limits of airflow, cylinder head manufacturers have come roaring back with so much cubic feet per minute that now any short-block seems too small.

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