Everything you need to know to build, set-up and race a modified-style car competitively. Includes front suspension system refinements, getting the proper roll center and camber curve, setting bump steer, all rear suspension systems - 3-link, swingarm, coil/monoleaf, and 4-link, Panhard bar tech, shock absorbers, the braking system, setting ballast and weight, choosing springs and shocks, chassis tuning and adjustments, solving handling problems, complete chassis set-ups for both dirt and paved cars, and much more. Over 300 photos and illustrations. Understanding and fine-tuning all rear suspension systems Using and tuning with torque links Adjusting the chassis to track conditions Scaling the car and adjusting the weight Chassis tuning with shock absorbers Complete chassis setup and alignment Improving steering geometry Creating good bite with I.M.C.A. tires Identifying and solving handling problems For dirt and paved tracks