So i have a 98 zx2 im currently building the car for more power while still being dailyable. Im looking to replace the ecu with the s/r version to give me a bit more power. But ive heard their is other wiring problems than just the 4 to 6 wire conversion. Im still trying to daily so id like the cooling fan to run only when need be to help with gas. Anyone know the right way to do it?