Whether for road or track, this text describes the modifications needed to give Alfa's twin-cam engine more muscle. It covers 1300, 1600, 1750, 1800 and 2000 Alfa Romeo in-line, four-cylinder, twin-cam engines (except GTA and Twin Spark).

Whether for road or track, this text describes the modifications needed to give Alfa's twin-cam engine more muscle. It covers 1300, 1600, 1750, 1800 and 2000 Alfa Romeo in-line, four-cylinder, twin-cam engines (except GTA and Twin Spark).

Covers 1300, 1600, 1750, 1800 & 2000 dohc engines (not twin spark). Also contains advice on suspension, brakes, steering & gearing.

Ten years have passed since the original edition of this book was published, but Alfa Romeo enthusiasts everywhere are still active today more than ever in preserving, modifying and racing these excellent cars. Throughout this time, the author in true Alfista fashion, never stopped looking for and trying new techniques to increase the power, overall performance and reliability of Alfas and their engines. This book is the result of much research, also first-hand experience gained through many Alfa rwd model projects, from the 105 series to the last of the 75 models. There is a lot of completely new information here regarding TwinSpark Cylinder head mods, big-brake mods, LSD adjustment procedure, electrical system improvements, plus many flow-bench diagrams, dyno plots, and much more.

This fully revised and updated edition is one of the most comprehensive references available to engine tuners and race engine builders. Bell covers all areas of engine operation, from air and fuel, through carburation, ignition, cylinders, camshafts and valves, exhaust systems and drive trains, to cooling and lubrication. Filled with new material on electronic fuel injection and computerised engine management systems. Every aspect of an engine's operation is explained and analyzed.