Problem with Sensor/ignition?

HKSintegra

New Member
i have a 95 integra se it has high comp. pistons gsr trans header intake fuel press. regulator and i think thats it, it was running fine until a few weeks ago i notice a sound on my engine and i think that my valves are a little loose but thats not the problem ...the problem is then the Matinace Required light came on and then my Air/fuel ratio gauge stock working . i took the gauge of and tested with a batterie and it came on so i put it back on the oxygen sensor and it dosent turn on . so i said "ill get a sensor from a friend to see if thats the problem.. but now my car dosent run as good , also when i hit it on about 5000 and up my tachs needle starts to move crazy(was toll the could be the ignition) and on top of that my car is starting to smell like Gasoline please help me i dont know what to do:???:
 
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