Where are the ignition points located on a Porsche 911?
On the later cars (1978-83), Porsche used an electronic breaker-less ignition system that eliminated the need for the points. On the earlier cars, the breaker points are controlled by a cam that is located on the main shaft of the distributor. As the distributor rotates, the cam pushes the points open.
How do you change the timing on a Porsche 911?
The timing setting is changed by rotating the distributor slightly. Take a 13mm wrench, and loosen up the nut that holds the distributor secure to the engine case. While the engine is running and the timing light is shining on the pulley, gently rotate the distributor until the timing mark on the pulley lines up with the notch in the fan housing.
How to set the dwell on a Porsche 911?
Be very careful not to place any tools or fingers near the fan when the engine is running, and watch the cord of the timing light as well. On the pre-1977 911s, you must set the dwell angle for the points as well as the timing position of the distributor.
How to set idle speed on Porsche 911?
For details on setting the idle speed for your 911, make sure that you look at Projects 29-31, which are specific to each different type of fuel injection system. To properly set the timing, you may have to remove the vacuum hoses from the distributor.
On the later cars (1978-83), Porsche used an electronic breaker-less ignition system that eliminated the need for the points. On the earlier cars, the breaker points are controlled by a cam that is located on the main shaft of the distributor. As the distributor rotates, the cam pushes the points open.
Where is the timing sensor on a Porsche 911?
Strap the sensor around the spark plug wire for cylinder number one, which is located on the left side of the car, towards the rear of the car. Make sure that the car is warmed up before you take the timing measurement.
Be very careful not to place any tools or fingers near the fan when the engine is running, and watch the cord of the timing light as well. On the pre-1977 911s, you must set the dwell angle for the points as well as the timing position of the distributor.
What was the problem with the Porsche 911 2.4?
The 2.4 wasn’t really fast enough, but the impending American emissions standards threatened to slow the 911 down to the point that ordinary Cadillacs would smoke its droopy tail. The solution: to take the 2.7-liter engine developed for the Carrera RS, detune it a bit, and make it standard across the board.