She replied, "You know, the little piece in the middle of the engine, I lost it and need a new one. It had always been there."
The mechanic gave the blonde a piece of paper and a pen and asked her to draw what the piece looked like. She drew a circle and in the middle of it wrote 710. He then took her over to another car which had the hood up and asked, "Is there a 710 on this car?"
She pointed and said, "Of course, its right there."
Now click here to see what she needed.