Will Delco-Remy centrifugal advance springs work in a MP distributor?

halifaxhops said

I think he has a Mallory style told him to call me.
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If that’s the mechanism he has in his Mopar Performance distributor then it’s the Mallory YH style. Same advance mechanism as in my small block MP distributor.

https://www.jegs.com/InstallationInstructions/600/650/650-29014.pdf

Then this spring kit is the one he needs.

Summit Racing SUM-850535-1 Summit Racing® YH and YT Series Advance Curve Kits | Summit Racing