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For how long will ashless dispersant aviation engine oils be around?

By Dr. Raj Shah, Dr. Mathias Woydt, Stefan Lim When asked for an example of an air-cooled engine, many people will mention the Porsche 911 Carrera, known for its top-of-the-line air-cooled flat-six engine, the so-called ‘Boxer’ engine. Known by many as the ‘air-cooled 911s’, the final iteration of Porsche’s flat-six air-cooled engine was discontinued after […]

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