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Understanding Porsche's new six stroke engine patent

Porsche has patented an innovative six-stroke engine that combines the benefits of a two-stroke engine's power with the ...
Jalopnik

6.4 Vs. 6.7 Power Stroke: How Do The Diesel Engines Compare?

The 6.4- and 6.7-liter Power Stroke turbo diesel engines are two different versions of the Ford Power Stroke engine, used to power Ford's big Super Duty trucks at various points. Both engines use high ...