Many interesting classic cars are ever increasing in value, and the XK120, XK140 and XK150 models are certainly among that category. This is the essential guide to those models – an important read for owners, but more crucially, a constant reference guide to keep with you when viewing a potential purchase. It will help you identify the model that suits you, tell you what to look for when inspecting a car, and provide you with all the necessary procedures to go through to ensure the car is what it appears to be.