The summary could be:
The video is about how to restore and change the chain of a Yamaha R6 motorcycle. The narrator explains the steps to clean the old chain with WD-40 and a brush, and then shows how to replace it with a new golden chain from Regina. He also talks about the importance of keeping the original ratio of the sprocket and the pinion to get the real speed on the dashboard. He recommends some products and tools for the process, and gives some safety tips. He also promotes his store and his Facebook page at the end.
Here are the key facts extracted from the text:
1. A Yamaha R6 motorcycle chain is being restored.
2. The chain is rusty due to the motorcycle being stationary for a long time.
3. The restoration involves cleaning the chain with WD-40 and greasing it with Saint Luke from the Deep brand.
4. If the chain is beyond salvage after cleaning, another solution will be considered.
5. The motorcycle can be lifted using an easel or a stand.
6. The chain has no master link and is many years old.
7. The chain's model number is 525, and it's quite rusty.
8. The brand of the chain is from Japan, which is considered a good brand.
9. If the chain cannot be cleaned well enough, it may still be usable if it has not stretched more than half its original length.
10. A new golden chain is considered for replacement, which is a 525 with 114 links, exactly what the R6 needs.
11. Regina is one of the best brands for chains, coming with two sets of insurance and O-rings, all perfectly lubricated.
12. The speed sensor of the R6 is in the pinion; changing front or rear teeth affects the real speed displayed on the dashboard.
13. The original ratio should be maintained for accurate speed readings on dashboards.
Please let me know if you need any more information or further assistance!