On a 1997 Porsche 911, there are typically two oxygen sensors: one located in the exhaust system before the catalytic converter (upstream sensor) and another positioned after the catalytic converter (downstream sensor). The upstream sensor is usually mounted on the exhaust manifold or exhaust pipe, while the downstream sensor is found further along the exhaust system, behind the catalytic converter. Accessing these sensors may require lifting the vehicle for better visibility and reach.
Porsche 911 because 911 has more ecceloration
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On a 1983 porsche 911 sc the oxygen sensor is located on the left side of the car, right before the catalytic converter. Tip: Removing the rear left wheel will make it much easyer to access.
The 2002 Porsche 911 has 24 valves.
The 2005 Porsche 911 has 24 valves.
The 2009 Porsche 911 has 24 valves.
The 2006 Porsche 911 has 24 valves.
The 2013 Porsche 911 has 24 valves.
The 2003 Porsche 911 has 24 valves.
The 2004 Porsche 911 has 24 valves.
The 2008 Porsche 911 has 24 valves.
The 2012 Porsche 911 has 24 valves.