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Pros and cons of the rotary engine

Not every engine has a set of pistons that move up and down in a cylinder. The Wankel, or rotary engine, delivers its power with rotational force rather than a reciprocating mass that hammers out ...
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Rotary power made the 1972 Mazda RX-2 more capable than many expected

The 1972 Mazda RX-2 arrived as an unassuming compact sedan and coupe, yet its rotary engine delivered performance that ...