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Re: Cummins Model HRF-6-BI(G
Posted to HD/Fleet Forum on 3/13/2025 4 Replies

Nick, is this naturally aspirated, turboed or supercharged? Can you post some pictures?What are you trying to do? Get it running, check timing etc.? I know a guy who thinks he has some manuals on these and may have worked on some. Login to read more.

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