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Re: Duramax Injector return flow
Posted to HD/Fleet Forum on 9/25/2011 9 Replies

Hi Martin,

If I can throw another question at you...

The purpose of the fuel injector (or bank) return volume test I am assuming, is to assess the performance of the control of the pilot needle. If it is held open too long, the pressure differential in the... Login to read more.

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