Quote Originally Posted by 36 sedan View Post
I'm sorry, I'm talking about a base shim, not internal. Base shims raise the distributor at it's base to add clearance at the oil pump.
https://www.speedwaymotors.com/Moros...yABEgKf1_D_BwE

I know what you're talking about, not the same as what I was referring to. What I was referring to requires pulling the gear off, driving out the roll pin, and installing a shim or two. That will lessen the amount of movement of the rotor in reference to the cap.