Why Truck Engines Can Hit A Million Miles While Car Engines Die at 200K

Most car engines start showing major wear around 200,000 miles — but some semi-truck engines can keep running for over a million miles. So what makes heavy-duty truck engines so different? In this video, we break down the engineering, maintenance practices, and design choices that allow big rig diesel engines to outlast almost every passenger vehicle on the road.

From lower RPM operation and stronger internal components to rebuildable engine designs and strict maintenance schedules, you’ll discover why commercial trucks are built for extreme longevity. We’ll also compare truck engines vs car engines, explain how diesel technology plays a huge role, and reveal the surprising reasons modern car engines often wear out much sooner.

If you love trucks, engines, mechanics, transportation, or automotive engineering, this video is packed with fascinating insights you probably never knew.

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