Driving wheel blanks - 9" diameter from 35mm plate - £27 each
CNC turned wheels, 8" diameter, complete - £55 each (Engineers Emporium) amazing value !!
Driving axle bearings - USCT207 - £30 each (cash, from a friendly local supplier)
Conn and coupling rod bearings - 4x2205-2RS (about £20 each), 2x6205-2RS (about £5 each). The 2205's are self aligning to allow for some misalignment
of the rods due to uneven track etc. The go at the rear end of the connecting and coupling rods, the 6205's go at the front end of the
Motionwork bearings - 14x10x10 drawn cup needle roller bearings (12 off, about £1.80 each from bearingboys)
Cutting: Frames, buffer beams, fly cranks, coupling and connecting rods, swing links, combination levers, banana links,
brake pull arms, reverser stand, lever and quadrant: £350