I HAVE HEARD THAT THE 94-95 COMPUTERS SUCK AND THAT A A9L WILL HELP A LOT ON TIMMING AND IDLE . THEIR ARE TWO 5.0 NUTS IN MY TOWN AND THEY TELL ME TWO DIFFERENT THINGS ABOUT PUTTING ONE IN. THEY BOTH SAY IT WILL HELP BUT ONE SAYS THAT I NEED A JUMP HARNESS AND THE OTHER SAYS THAT I DONT. SO WHO IS WIRGHT WOULD I NEED A HARNESS OR NOT? :help2: