door slammers the book
Dave Morgans book is good on the basics for stock suspension and ladder bar cars, If you have a 4-link car you need to get RJ racecars book and Jerry Bickels book. they are expensive but when you read all 3 of these books you will have superb knowledge on all types of chassis and there performance benefits. Dave Morgan and Bickel have classes you can take, you can bring your car with you to Dave's class and work on issues you maybe having. If you are a serious racer of any caliber it is worth the money spent.