A typical 1999 4.6-liter Ford V8 delivered around 260 horsepower, with the high-performance SVT Cobra variant at about 320 horsepower.
The 1999 model year used several 4.6L configurations across popular Ford cars and trucks. The non-SVT 4.6L engines were primarily the 2-valve designs rated near 260 hp, while the SVT Cobra used a 32-valve DOHC setup rated at roughly 320 hp.
Variants and horsepower in 1999 Ford models
Before listing the primary horsepower figures, it’s helpful to note that the 4.6L modular family spanned both standard, everyday configurations and a high-performance option. The following figures reflect factory ratings from that year for the most common versions.
- Mustang GT (4.6L V8, 2-valve): 260 horsepower
- Crown Victoria / Grand Marquis (4.6L V8, 2-valve): around 260 horsepower
- SVT Cobra (4.6L DOHC V8, 32-valve): 320 horsepower
These numbers illustrate the range of outputs available in 1999—from the typical 2-valve builds used in most everyday Ford models to the higher-performance Cobra variant that leveraged a more advanced DOHC 32-valve design.
Summary
In 1999, Ford’s 4.6L V8 lineup generally delivered about 260 horsepower in standard configurations, with the SVT Cobra variant delivering about 320 horsepower. Model-by-model variations existed, but those figures represent the core factory ratings for that year.