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oxygen sensor

  1. Carburetors, Fuel Injection & Air Intake
    Sorry if this is a newbie issue but I’m trying to remove my oxygen sensor and it appears to have a housing or something over the bung hole. Not sure how to get the sensor out. Housing is round and I don’t see anywhere I can access the sensor.
  2. Spider - 105 & 115 Series (1966-1994)
    My 1986 Spider just failed smog yesterday on Hydrocarbons and Carbon Monoxide. I have been reading a bunch of the threads on here and I think the O2 is the likely culprit. Is the best way to verify with a multi-meter? TEST RESULT LIMIT HC (PPM) - Hydrocarbons 207 141 CO % - Carbon...
  3. Spider - 105 & 115 Series (1966-1994)
    Hello, Any thoughts about where to buy a new O2 sensor and which brand/number? Thanks, Rande
  4. Spider - 105 & 115 Series (1966-1994)
    Hey Gang, I fired up my daily driver, 87 Grad yesterday and the exhaust sounds absolutely horrible. Assume my Alfa knowledge to be "moderate". So if I'm slightly off base or just completely dead wrong, let me know, no egos here. My hypothesis: Exhaust leak? Some concurrent tribulations...
  5. Alfa Romeo Topics Not Covered Elsewhere
    Seems like a simple enough job on a 1987 Spider Veloce, but no wrench I have ever seen will reach into recessed area to get a good purchase on the sensor's 22mm wrench lugs without cutting wires which becomes a problem when installing new sensor. Any insights from the experts?
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