If oil from the camshaft seal soaked the timing belt, chances are that it may have jumped or slipped a tooth causing valve bends. The valves in that motor are tiny and very delicate. Did the car stop running or just puke oil?
Call Justin at All Wheel Drive Auto
All Wheel Drive Auto: Independent Seattle Subaru Repair & Service. They are a tremendous resource for Suby parts and repair. Very knowledgeable and friendly.