This might be a long-shot but I'm looking for the following:

SONY DPS V77 Effects Processor - Older single space FX unit

The prices I've seen are all over the map so I'm not sure what to pay if you have one of these.

I have

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jetpackmods xp pedal conversions -
xp-1000 mod - This modification enables any xp pedal to switch between all four xp modules. This means you will have the xp-100 whammy, xp-200 modulator, xp-300 space station and xp-400 reverberator all in ONE pedal! pre-modded xp1000s also available: pm me for pricing & availability