Car leaks oil, also what can thse symptoms be.?

[jon_lettuce_2005]

I removed valve vover gasket to replace it, and distributor to put sealant because it was leaking.. I also put lucas stoo leak because its leaking from rear main seal. I have a honda civic 91.. Well what can I do so it can stop leaking from distributor. I also opened oil filler cap and noticed air coming out what can it be? Plz help. I have a honda civic hatchback 91