Jacobs Technical Publications, The Greatly Revised and Expanded The Doctor's Step-By-Step Guide to Optimizing Your Ignition (How to get maximum performance, power and economy from your electronic or breaker-point ignition system, Insider's information on dyno & track custom optimum tuning; troubleshooting & repairs; how to read sparkplugs)
This book is informative. It details the whole ignition system from start to finish. It even shows you how to tune your vehicle with a timing light for optimum performance. Published 1986.
