Yes, you can use 10W40 oil in the Bajaj RS 200. The Bajaj Pulsar RS 200 is a motorcycle that typically requires engine oil with a specific viscosity range. The "10W40" designation refers to the oil's viscosity rating, which determines its flow characteristics at different temperatures.
The "10W" part of the rating represents the oil's viscosity at colder temperatures, with the "W" standing for "winter." The lower the number, the better the oil flows at low temperatures. The "40" represents the oil's viscosity at higher temperatures, indicating its resistance to thinning out under heat.
It's important to note that while 10W40 is a common and widely used viscosity rating for motorcycles, it's always best to consult the owner's manual or manufacturer's recommendations for the specific oil viscosity and brand recommended for your Bajaj Pulsar RS 200. The owner's manual will provide you with the manufacturer's official guidelines regarding the suitable oil viscosity and other specifications for optimal engine performance and longevity. Following the manufacturer's recommendations ensures that you are using the appropriate oil for your motorcycle.