Wiring an S13 SR20DET up for an S14 (95-98)
If you've come here then you have decided to undertake the task of wiring up an s13sr20det motor for use in a 1995-1998 240sx. This isn't the end all guide or going to go over problem free for you if it's your first time wiring up an engine. But it will get you set on the right path. - Wayne Tips before you get started on buying stuff. make sure you only use adhesive heat shrink. Just so happens a strand of h/s I bought wasn't adhesive and the solder ended up corroding causing shorts/issues. I had to cut open the whole harness and replace all of the heat shrink to be sure. Extra runs of wiring aren't really necessary to do this, you can use wires from your ka24de harness that are already color matched and the same gauge. The s13sr20det harness can have about 3-4 inches removed from it behind the firewall (in car) but don't make any cuts until you know everything works, then shorten as desired. If you break a plug/connector (use your brain a