Change the TSS sensor for the trans.....that should fix the jumping problem. Search this forum it have been discussed many times.
As far as the oil on the plugs....change the valve cover gasket. That should fix that.
Hector
2003 Rally Red Mitsubishi Evolution VIII
257HP/259TQ
2005 Lapis Blue Mazda 6s
RET: 00 Cabernet Red Ford Contour Zetec ATX SUPERCHARGED
160HP/141TQ