Chapter 1 - Testing your car modifications on the road Chapter 2 - Plotting engine power and torque curves Chapter 3 - Measuring on-road performance Chapter 4 - Flow testing intakes and exhausts Chapter 5 - Testing suspension and brakes Chapter 6 - Testing aerodynamics Chapter 7 - Programmable engine management Chapter 8 - Performance modification - a personal approach
Author Julian Edgar has worked as a teacher, writer, editor and photographer. He edited a national Australian automotive print magazine before working at an on-line car magazine for 18 years, where one of his roles was testing new cars. He has contributed articles to automotive publications in the UK, the US and Australia. This is his 24th book. Julian is a hands-on modifier who performs all work on his cars himself in his home workshop. He has been testing car modifications on his own road cars for more than 25 years. His main automotive interests are suspension, engine management and aerodynamics. He lives and works in New South Wales, Australia.
The book itself is written in an easy to understand manner, with the concepts and ideas easily conveyed. It encourages you to try things, but to do so in a way which gets you useful information about the changes to your car. This book gets you comfortably into the subject, and crucially gets you thinking about it. - www.silhouet.com. Easy to understand and accompanied by a wealth of good photographs, if you are into car turning, this is a cost-effective must-have title. - Iain P W Robertson. Providing easy techniques for measuring the performance of your car on the road before and after modifications, this full-colour paperback from Veloce shows you how to plot the shape of engine power and torque curves, how to measure the airflow associated with air filters, throttle bodies and induction kits, how to flow-test exhausts, how to check oil cooler, intercooler and radiator airflow and how to measure braking and suspension behaviour using a smartphone. Boasting techniques that'll save you money whilst giving you real world results, this brilliant book (authored by AutoSpeed editor Julian Edgar) promises to enable you to make the most of your modified Porsche. - Ultimate Porsche. The book is a useful and essentially practical guide - providing you can find an empty enough stretch of road to put the author's techniques to the test! Speedscene