Spark plug reading
Posted: Fri Jan 22, 2021 11:02 pmThoughts on this picture:
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Posted: Fri Jan 22, 2021 11:02 pmRe: Spark plug reading
Posted: Sat Jan 23, 2021 1:16 amNo idea if it’s just me but I can’t see the complete right hand side of the picture. Barely half of those two plugs.
Re: Spark plug reading
Posted: Wed Jan 27, 2021 11:08 pmThey are all 'examples' and not out of the same engine, right? The biggest thing I see is that the 'Good' plug example haas too much timing and it it were under a load you'd see signs of detonation.
Re: Spark plug reading
Posted: Thu Jan 28, 2021 7:03 amSorry, worked out the image.
From different engines, look at thread reach.
Agree with ojh on timing.
From different engines, look at thread reach.
Agree with ojh on timing.