Originally Posted by powerdog
I just helped a guy do a swap on a 93 ranger. We put an 88 T/C motor in it. You can but a larger turbo on them. You should upgrade the injectors when you do this. When you put larger injectors in the old T/C systems you will need a wideband 02 sensor and the spring in the VAM needs tweaked till you get the right a/f ratio.
The stock injectors will work with the larger turbo. The T3/T4 upgrade is common. 400 hp has been made with the stockers, but two pumps were used to raise the pressure.