C9 is not "4x". C9 is ground it is a blk/pnk wire, it is pin D at the distributor connector. C18 is a yellow wire, pin C at dist, that is your Batt+ feed. C14/B/(ppl/wht) is High Res signal. C5/A/(blk/red) is Low Res signal. Don't over complicate this. Start a... Login to read more.