7.3the Big Short May 2026

The engine is frequently cited as a "beast" for towing and hauling, bridging the gap between standard gas engines and more expensive diesel options.

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

It handles large loads—like a 16,000 lb fifth-wheel—effectively, though users note it lacks the high-torque "grunt" and exhaust braking of engines like the 6.7L Power Stroke. 7.3The Big Short

“It will pull your house off of the foundation and not even feel it behind it... but you're going to get 10 mpg whether you're dragging that house around or not.” Facebook · James Osieczanek · 1 year ago

“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 The engine is frequently cited as a "beast"

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 the complexity of DEF or DPF systems, the 7.3L is highly regarded, though it requires a tolerance for high fuel costs. “It will pull your house off of the

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