Compared to the cost of a new 392 JLU, it offers some advantages. If you could get this for ~$60-65, you'd be worlds ahead of a 392.
On a side note, it's nice to see a Hellcat swap without cutting the cowl/firewall. Has me curious to know how they did that... I have a 5.7 VVT Truck Hemi that I have thought out rebuilding with a 392 crank + dished pistons (to drop compression a little) and slapping a take-off Hellcat supercharger onto