Slow going from first to second

It is a cheater for not having the right length slotted rod.
I see. I have the right piece of slotted linkage, but have an an Edelbrock RPM intake and 1406 carb. Originally the car came with a 2 barrel carb and it still has the short accelerator cable that has been extended. All those things combined only allows a few threads on the rod to properly set up and connect the linkage, so now I see where the nut/bolt comes into play. Taking all that into consideration, I've set it up as per the Chrysler "shop class video".
Short of some fine tuning does my linkage look set up correctly? Thanks

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