When the diesel injection pump needs to be overhauled, you can't avoid replacing all the seals and bushings. The set mentioned here is marked by Volkswagen as the complete set or in other words it is meant for a complete overhaul.
Don't forget to look under the options tab and take the throttle lever bushing with it. Once the pump has been overhauled, you can assume that this bushing has also done its time.
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