I got my car running recently and I'm noticing a loud sucking noise when the car is running which persists after the car is shut off for a couple seconds. I'm thinking this is being caused by my krank vents. When I put the car back together, I swapped the PCV valve out for a straight through fitting and therefore it's getting more flow. It worked fine when I had the PCV in the valve cover. I read that it may be necessary to run a restrictor. I'm struggling to figure out what to use as a restrict

Anyone know how to connect the factory a/c system into a Aem Ems-4? Know tuning settings has options for a/c settings. Any cons for not running the a/c system into the ecu?

Car June 1986 Magna MPI 5 Speed   Both pedal cancel button tabs are good Vac Hose Routing is good   87 Factory service manual says pre-87's require the speed control computer with the blue label. The one in the car is a yellow label part number MB509089. With this ecu the car can only be set by the resume switch and not the set switch. Once its on it then changes the speed into up and down issues "surging". Friend sent another speed control computer for a later year part number MB510816, car doe

that thing to 32810