93 civic crank no start… Help?!

We have a 93 Honda Civic 1.6L that was running just fine. It just started stalling on Us the other day. It took about 5-10 minutes to start back up. It ran for another 5 minutes then stalled again. My boyfriend replaced everything he can think of. Fuel pump fuel filter spark plugs new distributor wires. It still stalls. It has spark and fuel so we don't know what the issue is. Does anyone have an ideas?

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