Yes, you can use 10W-40 engine oil, such as Motul 10W-40, in your Honda CBR 150R. It is a commonly used viscosity grade for motorcycles and is suitable for many bikes, including the Honda CBR 150R.
When selecting engine oil, it is important to consider the manufacturer's recommendations, which can be found in the owner's manual or by contacting a Honda authorized service center. They can provide specific information about the recommended oil viscosity and specifications for your particular motorcycle model.
It is always a good practice to choose high-quality engine oils that meet or exceed the manufacturer's specifications to ensure proper lubrication and protection for your engine.
Remember to follow the recommended oil change intervals and monitor the oil level regularly to maintain optimal engine performance and longevity.