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Americamper's avatar
Americamper
Explorer
Sep 16, 2020

Ford 7.3 gas burner mpg hauling TC

What kind of mpg could you expect from Ford's new gas burner 7.3 hauling a Northstar Laredo? I have seen where they got 5.6 hauling a heavy loaded trailer.

55 Replies

  • Easy to answer if you check your mileage while towing/hauling and take an average.
  • JimK-NY wrote:
    No one can possibly answer this. There are just too many factors:
    highway vs mixed or city driving
    speed
    driver technique
    wind
    hills/mountains


    This is very true...I get very good mileage with my 460 but others don't..I rarely put the pedal to the metal and keep it at or under 2k RPMs and have got between 10 and 14 mpg..

    The op with his comparable TC to mine,would probably get about the same or better with the new 7.3, if he kept his foot out of it and kept it at or below 60 mph..Travel freeway speeds and the mileage goes South with big bore gas engines..
  • No one can possibly answer this. There are just too many factors:
    highway vs mixed or city driving
    speed
    driver technique
    wind
    hills/mountains
  • I haven't see anything with a truck camper loaded up but,hauling a 12.5 trailer it averaged 8.4 mpg and empty 14.5 mpg..Of Course rear gear ratio's can change that alittle one way or the other..

    IMHO,the new 7.3 isn't getting much better(if any) mileage than the old 7.5(460) ..But there was a good HP and TQ gain over the stock 460.
  • Fast Lane Trucks has a 7.3 with a popup camper and they have a few youtubes where they discuss it including mileage. Check those out. I don’t remember the mileage they said they got.