I dont know what it is.....but I'm enjoying reading all of the guesses.
A Finnegan pin, where the piston return spring attaches?
I dont know what it is.....but I'm enjoying reading all of the guesses.
How about the guts of an Idle Air Control Valve?
Does the knurled/threaded part rotate inside the hourglass shaped body as one piece?
Is it a center punch?
Some kind of carb adjuster?
Is it a Yamaha tool?
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Last guess - Headlight adjuster.
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