Car back firing too much

when i turn on my car it smells too much gas and is backfiring way too much. when i move it, it doesnt respond to good. when i turn off the car and try turning it on again it doesnt want to turn on and im trying to
figure out what it is but i dont know if anyone can help plz do..
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Information needed so we can help:
Year: Engine: Carbureted: Injection: Miles:
Refinish King

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year of the car is 1988 V6 2.8 fuel injected 175,000 miles
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Did you replace the plug wires:
And if you did, did you check the firing order carefully?
Also, there were some 2.8's that had timing chain failure. Not as bad as V-8's, but they did fail.
I hope this helps?
Refinish King

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