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So the reason why its not hitting the piston is that the broken spring is still closing the valve but not with sufficient force to seal it. Correct?

The front end service was done 10K miles ago. ...

Perfect timing as I am about to dump a wheelbarrow full of money into mine.

After checking the obvious, the car went to my favorite local shop. They say that they can depress the valve on #3 with a finger so the head is coming off and going to the machine shop for inspection ...

Interesting. It is definately in need of a refresh of the vacuum lines. I am short on time and it may need to go into the shop for this. I will have about 10 minutes to check it out in the morning ...

Driving to work, hard acceleration and bumped up against the rev limiter in 2nd gear at about 5500, backed off and upshifted.

Immediately noticed what at first felt like a miss, like the engine w ...

Also, what, if anything, is indicated when the idle speed increases a couple hundred RPMs when jumpering the diagnostic plug for adjustment? Is this normal or is it a sign of another posible issue.
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I take it you got the parts from my friend Doug?

My TPS is clicking and checks out with a meter. I can tell a definite difference when I disable it so I feel its probably doing its job.

My idle also is a little low when cold. Does the ICV also ...

Thanks! I can see it under there. What would be a good punch list of things to take care of while the intake manifold is off? Sounds like a project I could complete within a weekend with a little p ...

My 87 924S idle drops a couple hundred RPMs when the AC is on. I was told that early 944s had a compensation device attached to a bracket on the back of the air box, and that later 944s are controled ...

Actual installation with what I learned should be about 1 hour. Took me more than 4 hours but that was the first time through.

The sensor is attached to the back of the speedometer with two philips head screws and is located just above the cable connection. It is a small green pc board with two wires coming off of it. These ...

Hi Gohim,

Here is what I do know for sure....

Speedometer: You are spot on. I looked at my spare speedometer. It is cable driven. This answers my first question. The speedo can work without ...

Hi folks,

I am tinkering with my car, trying to get cruise control to work. I note that my shift light does not work, glows very dim all the time. My Cruise will not set or do anything at all. F ...

I have the FSM and can find the wiring diagrams, but someone mentioned that there are detailed troubleshooting instructions for the cruise control and all I can find is the wiring diagrams. Any advic ...