LEGO MOC 4481 Hailfire Droid Motorized with Buwizz by namowen | Rebrickable - Build with LEGO
Hailfire Droid 4481 is a beast! Are we going to see the likes of this ever again? 7670 and battle droids for size. Contemplating motorizing this but it would take some surgery. :
Vintage Star Wars Lego: Hailfire droid 4481 - YouTube
LEGO 4481 Technic Hailfire Droid Set Parts Inventory and Instructions - LEGO Reference Guide