I am an amateur LEGO Technic builder. Here are some selected Technic and My Own Creation (MOC) sets I have built.
Technic 42043 - Mercedes-Benz Arocs 3245 - Motorized Pump Power System
Technic MOC - AWD V8 engine with 4 speed transmission (Designed by Didumos)
Technic 42070 - RC 6x6 All Terrain Tow Truck
Technic 40 years anniversary - 8860 Car Chassis (Modified Colour and Wheels)
Technic 42042 MOC 5581 - Model C Motorized Bulldozer (Designed by J_L)
Technic 9398 - Motorized 4WD Crawler (RC Modified Torque and Colour)
Technic 8043 - Motorized Excavator (Modified Colour)
MOC Bulldozer Tractor - RC Modified from MOC 80666 (Designed by Makushima)