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The diesel engine that became a global workhorse legend

The Cummins 5.9-liter 6BT diesel became a legend in Ram pickups, work equipment, and marine use through durability and ...
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The Engine That Almost Killed Mazda — and Why It’s Still Alive Today

The engine in question was the Wankel rotary, named after German engineer Felix Wankel, who first patented the concept in 1929. Instead of pistons moving back and forth, the rotary engine used a ...