The following links provide core return info, a technical help line and installation tips (for gearboxes).

Smog pumps CM210, CM211, CM212, CM213, CM215, CM216 and CM217
Smog pumps CM214, CM218 and CM219
All power steering pumps (except CM090, CM091, CM092 and CM093)
Power steering pumps CM090, CM091, CM092, CM093
         Special bleeding instructions for CM090, CM091, CM092, CM093
Hydraulic suspension pump CM150
Gearboxes CM330, CM331, CM332, CM333 and CM441
Gearboxes CM440 and CM550
Gearboxes CM660, CM661, CM662 and CM663
         Special bleeding instructions for CM660, CM661, CM662 and CM663
Gearboxes CM771, CM772, CM773, CM880, CM881, CM883, CM884, CM885
                  and CM990
Gearboxes CM776 and CM992
Gearboxes CM778 and CM993
Gearboxes CM882
Gearboxes CM995
Gearboxes CM996