Modern models manufactured by Mini vary, all however sharing similar 4-cylinder powered engines (supercharger optional). The engines displace between 1.4 and 1.6L, with an average of approximately 170 horsepower.
A Mini Cooper's engine is what a Mini Cooper runs on. Surprising, is it not? You would think it would be a BMW's engine, like how Scion's have Toyota engines.
A mini cooper is equipped with a 1.6 liter 16 valve aluminum tempered engine. This includes a six speed transmission for both automatic and manual models.
In 1992, Mini Coopers came with fuel injected version of 1300cc engine and in 1997 multipiont fuel-injected engines were introduced with front mounted radiator, which is running uptill now.