It's usually stamped into the metal and may be covered in a thin layer of oil or grime. You might need to clean the area slightly to see the number clearly.
Here are some additional tips for finding the engine number:
* Consult your owner's manual: The owner's manual for your specific model may provide a diagram or detailed instructions for locating the engine number.
* Check online resources: Websites like Honda's official site or motorcycle enthusiast forums may offer information on engine number locations.
* Look for a sticker: Sometimes, the engine number is also printed on a sticker that's placed near the engine number itself.
Note: If you can't find the engine number, it's best to contact a Honda dealer or a qualified mechanic for assistance.