Yes, it is possible to shift from fully synthetic oil to mineral oil in your Royal Enfield Classic 350. However, there are a few things you should consider before making the switch.
Compatibility: Check your motorcycle's user manual or consult with a Royal Enfield service center to ensure that using mineral oil is compatible with your bike's engine. Some modern motorcycles, especially those with advanced engines, may require synthetic oil for optimal performance and protection.
Engine Condition: Assess the overall condition of your engine. If your engine is in good health with no signs of excessive wear or damage, switching to mineral oil should not cause any significant issues. However, if you have concerns about the engine's condition, it's best to consult with a mechanic or the Royal Enfield service center before making the switch.
Gradual Transition: If you decide to switch to mineral oil, it's recommended to do it gradually. Start by using a semi-synthetic oil for a few oil changes before completely transitioning to mineral oil. This allows the engine to adapt to the change and minimizes any potential adverse effects.
Oil Change Interval: Keep in mind that mineral oil typically requires more frequent oil changes compared to synthetic oil. Check the recommended oil change intervals in your bike's user manual and follow those guidelines when using mineral oil.
Performance and Protection: Synthetic oils generally offer better performance and protection compared to mineral oil, especially in extreme temperature conditions. If you ride your Royal Enfield in harsh environments or under demanding conditions, you may want to stick with synthetic oil for the best results.
In any case, it's always a good idea to consult with a qualified mechanic or the Royal Enfield service center for personalized advice based on your bike's specific requirements and condition. They can provide you with the most accurate guidance on choosing the right type of oil for your Royal Enfield Classic 350.