After driving for about 50km on fresh plugs I removed them to check a new tune.
One of them was very black. But I’m concerned about the rest, are those good or too lean?
Thanks!
Posted 29 May 2023 - 01:37 PM
Posted 29 May 2023 - 06:08 PM
The top 2 are lean, the 3rd one looks OK and the last is rich.
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