What is the largest horsepower engine you can put in a 1992 Toyota Celica gt?

There are a few different engine swaps that can be done to the 1992 Toyota Celica GT to increase horsepower. One popular swap is to install a 3S-GTE engine from a Toyota MR2 Turbo or a Toyota Supra. This engine is a 2.0-liter inline-four with a turbocharger, and it can produce up to 250 horsepower when paired with the right modifications. Another option is to install a 1JZ-GTE engine from a Toyota Supra. This engine is a 2.5-liter inline-six with a single turbo, and it can produce up to 300 horsepower. With the right modifications, these engines can produce even more horsepower.