will stop after running an hour or two.replaced: 2 fuel pumps,fuel filter,fuel relay,plugs, wires,rotor, distributor, coil,spider, 57 pound of pressure from fuel pump.Continue to cut off after an hour or two.Help.
1)Have you checked your fuel pressure regulator?
3)Check Back pressure on catalytic converter
4) check for Engine codes
Freeautomechanic.com tip : Once the engine has died, check to see what is missing... spark or fuel or both, then concentrate on that circuit to determine the problem. "simplify"