It should be an easy solution for you then. The MSD belt drive distributor is universal, you just need to fab mounts to install it and fab a drive to attach to the front of one of the cams...
After looking around, it seems MSD may have discontinued the 6 cylinder version of their front belt drive distributor. You can however find may other brands, mostly for imports that direct mount to the timing cover or by custom mounts that drive straight off the end of the cam....
