The summary is:
The video is about a car enthusiast who bought a cheap Audi RS6 from an auction and rebuilt it in 24 hours. He then shipped it to the US to participate in one of the biggest car shows, SEMA. However, things went wrong when he tried to race the car on a drag strip and the engine seized. He then tried to find out what caused the damage and how to fix it, with the help of some friends. He was disappointed that he couldn't make it to SEMA and asked for suggestions from his viewers.
Here are the key facts extracted from the text:
1. The text is a transcript of a video about an Audi RS6 that was rebuilt and shipped to the US for a car show called SEMA.
2. The car broke down after one drag race and the engine was seized.
3. The car was taken to the DDE HQ in LA where they tried to diagnose the problem.
4. They found that some spark plugs were damaged and there was coolant in the oil.
5. They did not know the exact cause of the engine failure and they did not make it to SEMA.