Specifications Comparison: 2023 Ford F-150 vs 2003 Ford F-150

Timing Belt Or Chain

Engine	Belt Or Chain	Interference or Non-Interference	Replacement interval (miles)
2.7L V6 Turbocharged	Timing Chain	Interference	Lifetime
3.3L V6	Timing Chain	Interference	Lifetime
3.5L V6 Turbocharged	Timing Chain	Interference	Lifetime
5.0L V8	Timing Chain	Interference	Lifetime
5.2L V8 Supercharged	Timing Chain	Interference	Lifetime

Engine	Belt Or Chain	Interference or Non-Interference	Replacement interval (miles)
4.2L V8	Timing Chain	Interference	Lifetime
4.6L V8	Timing Chain	Interference	Lifetime
5.4L V8	Timing Chain	Interference	Lifetime
5.4L V8 Supercharged	Timing Chain	Interference	Lifetime