How To Build And Power Tune Weber And Dellorto Carburettors by Des Hammill is the new, enlarged, revised and updated edition - complete with extra illustrations. It includes new information on Dellorto carburettors and features all you could want to know about the world's most famous and popular high-performance side draught carbs. It covers strip down and rebuilds, tuning, choke sizes and much much more. Des has vast experience of building all types of engine for many categories of motor racing and places great emphasis on accuracy thanks to his background in precision engineering.