How to Build and Power Tune Holley Carburetors is the complete guide to choosing and specifying Holley Carburetors for engines for road and track performance. This book covers both 2-barrel 2300 and 4-barrel 4150 & 4160 carburetors, of which millions have been made, and can also be applied to 4180 & 4190 emission control carbs. It is a comprehensive guide to identifying both secondhand carburetors and individual components, and also has a unique guide to categorising specification of metering blocks. There is an easy to follow tuning sequence for both four and two barrel carburetors. Just reprinted after a long absence, this book is one of Veloce’s best-selling SpeedPro series for do-it-yourself tuning and modifications. An invaluable source for anyone working on Holley carburetors.