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Old 05-10-2026, 01:47 PM   #2
JayJay
Senior Member
 
Join Date: Jan 2020
Location: SF Bay Area
Posts: 2,677
Default Re: Model A Flywheel Information

I'd guess that it's the ID that a shop put on it identifying the customer and date it was last surfaced. WRR might be the inititals of the machinist. In any event, curiosity not important.
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JayJay
San Francisco Bay Area

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1930 Murray Town Sedan (under reconstruction)
1931 Briggs S/W Town Sedan

It isn't a defect, it's a feature!
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