8043 Excavator B-model modifications - LEGO Technic, Mindstorms, Model Team and Scale Modeling - Eurobricks Forums
For the Power Functions fans out there... 8043 with 1 XL motor, 5 M motors, 3 receivers/remotes. From Jergen's Technic Corner mod along with my own small updates. I prefer the claw
LEGO 8043 Motorized Excavator Set Parts Inventory and Instructions - LEGO Reference Guide