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Curtis B.
Curtis B., Technician
Category: Small Engine
Satisfied Customers: 26052
Experience:  have worked on and around most engine models for 35 yrs./Polaris ATV expert
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I have an Onan Commercial 6500 6.5 NHDFB on my work truck

Customer Question

I have an Onan Commercial 6500 6.5 NHDFB on my work truck service bed. it was on a Gas truck. I have moved the bed onto a Dodge Cummins diesel truck, and want to convert it to Run on Diesel. Can it be done and what do I need? Thanks in Advance Ron
Submitted: 8 months ago.
Category: Small Engine
Expert:  Curtis B. replied 8 months ago.

Sorry, can NOT be done. Diesel engine has to have high compression , to ignite diesel fuel. Gas engine will not convert! Your best bet would find someone with a diesel unit that wants gas unit! Or sell yours and buy diesel model.

Expert:  Curtis B. replied 8 months ago.

Did you see my response? I answered you, you could answer me!