How much hp can a sr20 with a gt28 turbo have?

An SR20 engine equipped with a GT28 turbo can typically produce between 250 to 400 horsepower, depending on factors such as engine condition, tuning, supporting modifications, and boost levels. With proper tuning and additional upgrades like a fuel system and intercooler, some setups can even exceed 400 hp. It's essential to ensure that the engine internals can handle the increased power to maintain reliability.