manojs

I have a 1977 Porsche 911and since I bought it the car has been dying.commonly it happens more so when cold start it and it seems fine for he rest of the day if the engine dies when im on the move i just have to switch off and on the engine and its good to go so after myself study the solution to this i found was changing the fuel pump would be my best bet. I replaced the fuel pump and fuel filter. which didnt change anything and I still had the same problem. now what