The context of the following conversation is Alex's car had stopped running because of the engine, so Alex pulled the engine apart.:
Alex says I broke apart my car's engine down to the block..
The friend responds Really? Can you get fix it?.
Alex responds I don't know. But the car just doesn't work and I think I have to rebuild the engine..
The friend responds So you are trying to start from scratch?.
Alex responds Yes. I will try to build my own engine now..
The friend responds Good luck. I can't wait to hear how it goes..