New 2020 Super Duty 7.3-liter V-8 to produce 430 hp, 475 lb-ft of torque New 2020 Super Duty 7.3-liter V-8 to produce 430 hp, 475 lb-ft of torque August 1, 2019 dzadmin Comments 0 Comment Ford said the 7.3-liter V-8 will be the most powerful V-8 gasoline engine in the class when the freshened pickups go on sale this year.