I have come across an older, however new in box, MSD "Engine builders delight" part number 8968. im cleaning out/selling off shop inventory and cant seem to find any information on one of these. anyone out there ever heard of one or happenb to know where i can get some information on one?

Welcome to AF.

Can you post a pic?
MSD is known for aftermarket automotive ignition systems and parts. What actual part(s) are in the kit, and what engine/vehicle is it for (if applicable)?

The MSD 8968 is an external rev limiter (soft touch engine control) for the MSD 6t, 6tn ignition box.
for more information you can go to www.lextreme.com/ignition/msd6a.pdf (http://www.lextreme.com/ignition/msd6a.pdf)