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problems running.

  1. D15B7 runs bad

    Engine Management
    my 93 civic dx D15B7 is running bad when left at idle for a long period, and smokes white, but it will not run bad on a cold start and no white smoke. i first thouggt this to be a head gasket but it only smokes after 20 min of warm idle. suggestions please
  2. d16y7 bogs on any throttle need help!!!

    Engine Management
    okay so a while back my car would stall out while i put in the clutch like at red lights about to go. I installed a walbro 255 later on to set up for boost. car ran great then the next day i start it up, take it down the street and it bogs out, barely even moved. it idles fine but under any and...