The Ford 4.6-liter V8 engine, also known as the Modular V8 or "Modular Vee Eight," is a versatile and reliable engine family produced by the American automaker Ford Motor Company. Introduced in 1991, this engine series has powered numerous Ford and Lincoln vehicles across various segments, including trucks, SUVs, and performance cars. The 4.6-liter V8 engine features an overhead-camshaft (OHC) design, which is a departure from the pushrod systems used in traditional V8 engines. This design choice allows for a more compact engine, improved fuel efficiency, and increased power output. The Modular V8 engines are built using aluminum blocks and heads, further contributing to their lightweight and durability. The 4.6-liter V8 engine family has been used in several Ford and Lincoln vehicles, including: 1. Ford Mustang: The 4.6-liter V8 engine powered the Mustang GT from 1996 to 2004, producing between 260 to 325 horsepower. 2. Ford F-150: This engine has been a popular choice for the F-150 pickup truck since 1997, with power outputs ranging from 231 to 380 horsepower. 3. Ford Expedition and Lincoln Navigator: The 4.6-liter V8 engine provided power for these full-size SUVs, offering between 239 to 300 horsepower. 4. Ford Crown Victoria and Mercury Grand Marquis: These rear-wheel-drive sedans used the 4.6-liter V8 engine from 1992 to 2011, delivering between 215 to 260 horsepower. 5. Ford Explorer: As mentioned earlier, the fourth generation Ford Explorer (2002-2005) featured a 4.6-liter V8 engine, producing 292 horsepower and 300 lb-ft of torque. The 4.6-liter V8 engine has undergone several revisions and improvements over the years, including the introduction of the "Triton" version in 1997, which featured variable camshaft timing (VCT) for better performance and fuel efficiency. The engine has also been used in various performance applications, such as the Ford GT supercar and the Shelby GT500 Mustang. In summary, the Ford 4.6-liter V8 engine is a well-regarded and long-lasting powerplant that has been a staple in Ford and Lincoln vehicles for decades. Known for its reliability, performance, and fuel efficiency, this engine family has played a significant role in the success of various Ford models throughout the years.