Tesla turbine pump
Pillow block bearing
Crankshaft
Double Acting Hydraulic Cylinder
The mechanical hand
Constant speed universal joint
Tubocharger
Turbocharger
Slip clutch
Turbocharger
Hydraulic brakes for rc cars
3/8″ 150 psi stainless steel ball valve
gears
Wankel rotary engine single rotor 654cc
differential
Bevel gear
Slider crank
Car suspension