Quote:
Originally Posted by elgyqc
We have a winner! As suggested I measured the distance to the top of the plug in cylinder 1 and in cylinder 5 and there is an inch difference. Here is a link where you can see some extensions.
https://www.autozone.com/ignition-tune-up-and-routine-maintenance/spark-plug-non-fouler
Why was it installed? No idea... but if it ain't broke don't fix it. I might mention that I paid $5,000 for this Boxster, so I plan to enjoy it rather than find unnecessary work to do on it. |
Is there a hex end sticking outside the plug hole?