My car just keeps shutting off as I try and drive what is it ?

What is your question?

I changed my oil head gasket it was sealed on really tight I had to scrape really hard to get it off and I finally put in a new one because old one had a leak then I changed the spark plugs also new battery and oil change when I took my car to get some gas it shut off like it had loss of power and now I can't drive it without it shutting off someone help me please !!