Thanks to everyone for reading my posting.
Just Thought I would update the situation.
Car is now running smoother and better than it has done for years.
I changed the
I split all of the connectors to the temperature sensor and the air sensor and everyother sensor that I could find on the engine & had a good spray around with WD40.
I split & remade the connector on the sarter motor.
As the problem was intermittent it will be a while before we know for certain that the problem is cured, & If I have any more problems I will add another post. But you could tell that the car was running better immediately that it fired up.