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6.8L V8 Engine Overview

The 6.8L V8 engine is a powerhouse of modern engineering, delivering impressive power, efficiency, and durability. This engine is designed to power the 2024 Ford Super Duty trucks, ensuring outstanding performance for a wide range of demanding tasks. Let’s dive into the specifications and features of this formidable engine.

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  • Engine Specifications
  • Key Features
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Engine Specifications

General Specifications

Name: 6.8-liter V8
Configuration: 90-degree V8, single in-block cams
Fuel Injection/Delivery: Sequential Electronic
Engine Control System: Electronic
Induction System: Specially tuned - (n/a non turbo)
Battery: 12-volt; 650-cca/72-amp-hr
Standard Alternator: 160-amp (XL/XLT), 200-amp (Lariat/King Ranch/Platinum)
Cooling System: Pressurized series flow
Oil Life Monitor: Oil Life Monitor®
Cylinders: 8
Cylinder Head: Aluminum
Block Material: Cast iron
Valve Operation: Roller rocker shaft
Camshaft Drive: Silent chain
Bore: 4.22"
Stroke: 3.68"
Compression Ratio: 10.8:1
Horsepower/RPM: 405 @ 5,000
Torque (lb.-ft./RPM): 445 @ 4,000
Recommended Fuel: 87 octane (Not E85 compatible)

Transmission Specifications

Transmission Type: TorqShift®-G ten-speed automatic w/ Selectable Drive Modes: Normal, Eco, Slippery Roads, Tow/Haul (6.8L Gas)
Case Material: Aluminum
Power Takeoff: Live-drive access on driver side
Gear Ratios: First: 4.696:1
Second: 2.985:1
Third: 2.146:1
Fourth: 1.769:1
Fifth: 1.520:1
Sixth: 1.275:1
Reverse: -4.866:1

6.8L V8 Models

Ford F-250 XL

Ford F-350 XL

Key Features

  • Engine Power
  • Engine Design and Durability
  • Fuel and Oil Systems
  • Flex-Fuel Capability

Engine Power

  • 6.8L PFI V8:
    • 405 horsepower @ 5,000 rpm
    • 445 lb.-ft. of torque @ 4,000 rpm

Engine Design and Durability

  • Cast-iron block: Features four cross-bolted main bearings for maximum strength and stiffness.
  • Big block design: Provides big bore spacing for greater efficiency.
  • Cooling jets: Improve piston durability and combustion efficiency.
  • Cast steel crankshaft: Offers strength and durability.
  • In-block cam: Reduces engine height and width.
  • Pushrod design: With two valves per cylinder allows for a more compact design.
  • Roller valve actuation: Ensures greater efficiency.

Fuel and Oil Systems

  • Port fuel injection: Offers fuel-efficient technology and easy maintenance access.
  • Variable displacement oil pump: Provides more oil when needed or reduces parasitic losses under light loads.
  • Optimized oil pan capacity: Allows for extended oil change intervals.
  • Fail-Safe Engine Cooling System: Ensures reliable engine operation under various conditions.
  • Intelligent Oil-Life Monitor: Tracks oil life and provides maintenance reminders.

Flex-Fuel Capability

  • Flex-fuel (E85) capable: Available on XL configurations only.
  • Engine architecture: Based on the 7.3L V8 engine, using the same anti-wear materials for long-term durability.

Vehicle Featuring the 6.8L V8 Engine Engine

2024 Ford Super Duty

The 6.8L V8 engine is featured in the 2024 Ford Super Duty trucks, providing immense power and capability for a variety of tasks. The following are the only models equipped with this powerful engine:

Ford F-250 XL

Ford F-350 XL

Each of these models benefit from the advanced engineering and performance capabilities of the 6.8L V8 engine, making the 2024 Ford Super Duty trucks a formidable choice for any driver seeking power, efficiency, and reliability.

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