7.3the Big Short -

For those who want a capable workhorse without the complexity of DEF or DPF systems, the 7.3L is highly regarded, though it requires a tolerance for high fuel costs.

This is a notable trade-off. Expect roughly 8–10 mpg while towing and 12–14 mpg unloaded, regardless of the load's intensity. Reliability Concerns

“International did a great job on their part but Ford really screwed the pooch when it comes to everything attached... It’s pretty darn reliable but it’s always something.” Facebook · Ford-Trucks · 8 months ago 3L gas engine specifically against the ? Why We SWITCHED From Ford 7.3L Gas to DIESEL 7.3The Big Short

Dirty injectors or faulty idle air control valves can occasionally cause rough idling or hesitation. Ownership Experience

Some 2020–2022 models experienced premature metal failure in the lifter rollers, which can destroy the camshaft and require a full engine replacement. For those who want a capable workhorse without

Some speculate that low oil pressure at idle (as low as 8 psi by design) may contribute to these failures.

The , introduced in 2020 for Ford’s Super Duty lineup, is often praised as a reliable, lower-maintenance alternative to diesel for heavy-duty work. Designed for durability over high-tech complexity, it uses a cast-iron block and overhead valve (OHV) architecture to simplify repairs and reduce potential failure points common in modern emissions-heavy diesels. Performance & Capability Reliability Concerns “International did a great job on

While marketed for its longevity, some early owners have reported significant internal issues: