For the 5.0 the Roush and VMP 2.3 TVS uses a 6-rib and is driven from the 1st or inside part of the carnk damper that drives the A/C.
The 5.0 cobrajet 10rib drive is for a whipple but (might) work with a GT500 10-rib.
Of course different supercharger pulleys are available from several places...