"Everything the engine builder needs to know to rebuild the Chevy for power on the street, strip or other racing applications. Covers 194, 215, 230, 250, 292 passenger car and truck engines."

http://www.amazon.com/Chevrolet-Inline-Six-Cylinder-Power-Manual/dp/1931128154

http://www.customdesignperformance.com/ecatalog/powermanual.html