which is bettin in a 89 2dr s13. i have the ka24 with a t25(soon a gt28) which i think is beter but my friend wants to put in a sr20det with a t3t4. both are front mount with costom piping.
not to mention how you plan on driving the car...dd...drift...drag...autoxdepends on supporting mods, condition of the motors, how well they're tuned, and driver... this question is vague and useless, what do you mean "better"