Forum Discussion
FishOnOne
Feb 01, 2023Nomad
stsmark wrote:
In 2020 the TFL guys did the Ike with a 7.3 10sp. with 4:30 gearing. They used large living quarters horse trailer loaded to 16k. On the downhill it took 9 brake applications to hold their 50-60 test. On the uphill it did it in 8:47 secs which is close to perfect 60 mph constant. Trucks fuel meter said 2.2 mpg during the climb.
Same setup with GM 6.6 6 sp. did 10 brake and uphill was over 11 min. at 2.3 mpg.
Just an fyi.
The Ford 7.3 with the 10 speed transmission is looking like the gold standard gas engine for towing. I've read several reports who tow heavy with this setup and are completely satisfied.
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