What gas engine is best for towing? Posted on August 16, 2022 By admin_zxviwxhy Our top choice is the 2017 Ford F-150. It features fuel economy numbers of 19/26 mpg. That’s with the 3.5-liter V6 engine. This truck does offer a towing capacity up to 8,000 pounds and a payload of 2,329 pounds.