nitto stem, shimano headset, fork.

[Kondo]

searching for:
nitto quill stem 100mm 26.0 clamp (something like pearl)
dura ace headset british thr. 26.4,
shimano 6500 headset (cartridge bearings)
Drilled "1" inch track fork, or tight clearances road fork, can be threaded, need 190 steerer (up to 40 mm rake)

Thanks !