This is the completely updated, revised and enriched version of the best-known Alfa Twin Cam engine tuning book, covering all aspects of engine/chassis modification for high performance: all important measurements given; unique LSD building procedure; inductive distributor recurving, step-by-step; affordable big-brake modifications; complete suspension sub-section; Twin Spark head modifications; electrical system modifications; and up-to-date supplier list. The book features a lot of new information on Twin Spark cylinder head modifications, big-brake conversions and suspension modifications, as well as electrical system improvements. The contents applies to Alfa Romeo's 1300/1600/1750/2000 DOHC (Twin Cam) 4-cylinder engines and relevant cars from 1964 to 1993, plus the TwinSpark and 1.8 Turbo models.