Clearing out a few bits.
Puma motor, early wide version, with thick phases. 7 speed cassette, not easy to fit disc break. Comes with crystalyte 35 amp 48 volt max controller. 25mph at 48 volts, happy at 1500 watts. comes with 1/2 twist throttle, controller is waterproofed. wiring messy but functional. see pic
£50 plus postage.
Also crystalyte controller 48v 35a, as new.
£20 plus postage.
Early version of cycle analyst called drainbrain see here, http://www.ebikes.ca/drainbrain.shtml
messy wiring but functional
£25 plus postage