Top 10 Most Powerful Four-cylinder Engines
7 – Porsche 2.0L turbo
The Porsche 718 Boxster S and Cayman S may be more powerful than the base versions, but the latters’ engine produces more power per litre. This 1988-cc four-cylinder engine belts out 300 horsepower and 280 pound-feet of torque.
Porsche 718 Boxster: 300 horsepower, 150.9 horsepower/litre
Porsche 718 Cayman: 300 horsepower, 150.9 hp/L