If you want to perform adjustments on your CPI Formula R then it is usually a great idea to have a Workshop Manual to use as a reference if you want to know how to take out a certain part such as the Drive Shaft and match it again accordingly.
CPI Formula R Workshop Manuals gives you detailed diagnostic details for the car or truck therefore if something is not working it helps you figure out what the issue is and tips on how to repair it. Then you are able to evaluate if you can do this by yourself or if the job is simply too big you can still book your Formula R right into a suitable mechanic.
CPI Formula R manual