Given that so many WRX owners push these powerplants to their limits, blown-up boxers aren't exactly a scarcity for engine breakdown videos, but to see one that's already bought the farm with ...

Under the WRX's hood is a turbocharged 2.4-liter flat-four-cylinder engine. Its 271 horsepower and 258 pound-feet of torque route through either a standard six-speed manual or a continuously ...