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The firing order has been changed from that shared by all previous Modular V8s (1-3-7-2-6-5-4-8) to that of the Ford Flathead V8 (1-5-4-8-6-3-7-2). [17] Compression ratio is 11.0:1, and despite having port fuel injection (as opposed to direct injection) the engine can still be run on 87 octane gasoline.
Three engines were offered with the 2009 redesign: a revised 5.4L 3-valve-per-cylinder Triton V8 that is E85 capable with an output rating of 320 hp (239 kW) and 395 lb⋅ft (536 N⋅m) of torque (both ratings on E85), a 292 hp (218 kW) 4.6L 3-valve-per-cylinder V8, and a 248 hp (185 kW) 4.6L 2-valve V8.
Additionally, the Expedition is powered by the same 5.4L Triton V8 engine from the previous generation, rated at 300 hp (220 kW) and 365 lb⋅ft (495 N⋅m) of torque. When properly equipped with the heavy-duty trailer towing package, it can tow up to 9,200 pounds (4,200 kg).
It featured a revised grille and tailgate design, new wheel options, and higher-quality interior materials for the Limited trim. A new 7.3-liter gasoline engine was available, nicknamed "Godzilla." Replacing the aging Triton V10, it made up to 430 horsepower and 475 lb-ft of torque.
1997–present Triton V8—truck versions of the Modular 2003–2004 Terminator V8 DOHC Supercharged 4.6 L 2010–2016 ' Ford Miami Coyote V8 based Ford Australia Ford Performance Vehicles 5.0 L Supercharged DOHC VCT on intake cams only
The standard gasoline engine was a 5.4 L Triton V8; a 6.8 L Triton V10 was offered as an option. At its launch, the optional diesel engine was the Navistar-produced 7.3 L Power Stroke V8; during 2003 production, a Navistar-produced 6.0 L diesel V8 was introduced, again using the Power Stroke name.
For 2017, the 6.2 L V8 in the Super Duty received new tuning and modified camshafts to bump torque to 430 lb⋅ft (583 N⋅m), while power remained at 385 hp (287 kW). It was also now mated to Ford's TorqShift G 6-speed transmission; Ford's Live-Drive Power Takeoff (PTO) Provision with Mobile Mode was also optional on 6.2 L equipped trucks.
At its launch, the Lightning produced 360 hp (268 kW; 365 PS) and 440 ft⋅lbf (597 N⋅m) of torque, increased to 380 hp (283 kW) and 450 ft⋅lbf (610 N⋅m) of torque in 2001. [23] The supercharged V8 was paired with a 4-speed Ford 4R100 overdrive automatic transmission (shared with the contemporary Super Duty).