Ford 7.3 vs GM 6.6 fuel economy TFL video
TFL just posted this video. For your entertainment. Spoiler alert, Ford lost. Ford 7.3 vs Chevy 6.6 Honestly, I consider the test to be invalid and don't know why they bothered to post it. ...
Forum Discussion
I think it was said the GM truck had more weight so again hard to be perfect.
chevman
chevman
