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 Technic 8043 Excavator B model - Building Instructions - YouTube
LEGO Technic SNOW GROOMER - 42121 C model - with instructions - YouTube
Amazon.com: LEGO TECHNIC Motorized Excavator 8043 : Toys & Games
LEGO 8043 Motorized Excavator Set Parts Inventory and Instructions - LEGO Reference Guide
LEGO Technic Motorized Excavator 8043 In 2010 New Retired P2 | eBay
LEGO 8043 Motorized Excavator Set Parts Inventory and Instructions - LEGO Reference Guide
LEGO Set 8043-1 Motorized Excavator (2010 Technic) | Rebrickable - Build with LEGO