I am thinking of buying a 525 efi setup for my 2000 502 mpi the 525 setup does not have the wiring harness ,distributer or the computer question is could i use the wiring , distributer and computer from my 502 mag mpi thanks for any info john

I did the same thing with my 502 mag. Everything swaps over and all you need to do is lengthen a couple wires on the harness. Jeff Wurl

thanks jeff did you reprogram your computer and where your gains worth it.thanks again john

I'm also looking to do this ...a 500efi, 525 efi and 502mpi will all bolt up right? I just hate all the black and love the blue