Aftermarket performance parts like turbochargers will also negatively impact engine reliability. The Wankel rotary story isn’t completely bleak. There are some advantages to rotary engines.

As a result, they are considered more efficient by some metrics and require fewer moving parts to function. The first rotary engines were primarily used for aircraft during World War I ...

Although there was briefly a company called Rotary ... few moving parts and offers very smooth power transfer and high power to weight ratio. The downside, though, is that the engine deliberately ...