Adjustable rocker identification?!

4spdragtop said
Heres pics of some i have. NOS Perfect circle with a "34"?? Maybe?
I also have some with 380 on one side and "W" with #'s. 380's are non bushed.

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Going from memory that's the way my 273 rockers were numbered too.

ETA:I found photos.

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Apparently I didn't take a photo of the W number