How To Build, Modify & Power Tune Cylinder Heads


The complete practical guide to successfully modifying classic/retro 2-valve per combustion chamber cylinder heads for maximum power, economy and reliability. Understandable language and step-by-step instruction. Topics include horsepower and torque; equipment and tools; airflow, building a flow bench; porting; valves; valve seats and inserts; valve guides; valve springs; unleaded fuel conversion.

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