i just did the same swap a few months ago on my 90 si and all u need is to convert your harness to mpfi if is not an si and the ecu will plug to ef harness. the da harness won't work at all unless you take the complete harness from the dash of the ef and use the da and that is tooooooo much...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.