New! Revised and updated edition - complete with extra illustrations - of this best-selling SpeedPro title. - The complete practical guide to successfully modifying cylinder heads for maximum power, economy and reliability. - Understandable language and clear illustrations. - Avoids wasting money on modifications that don't work. - Applies to almost every car/motorcycle (not 2-stroke engines). - Peter Burgess is a professional race engine builder. David Gollan B ENG HONS is a professional engineer. - In the 1990s there's a huge resurgence of interest in modifying cars and motorcycles for higher performance. 2nd Edition. By Peter Burgess, David Gollan ISBN 1903706769