Heat generation in a new Royal Enfield Classic 350 engine is normal and expected. Royal Enfield motorcycles, including the Classic 350, are known for their air-cooled engines, which tend to produce more heat compared to liquid-cooled engines.
The heat generated by the engine is a byproduct of the combustion process and the friction within the engine components. It is dissipated through the engine fins and the surrounding air. During the initial stages of riding a new Royal Enfield Classic 350, the engine may produce more heat as the parts settle and adjust to each other.
Excessive heat or overheating, on the other hand, could be a cause for concern and may indicate a problem. If the heat becomes unbearable, if the engine starts to lose power, or if you notice any unusual smells or sounds, it is recommended to have the bike inspected by a qualified mechanic. They can diagnose any potential issues, such as improper fueling, cooling system problems, or engine tuning, that may be causing excessive heat.
In general, it's important to note that motorcycles, especially air-cooled ones, tend to run hotter than cars. So, some level of heat generation is normal. However, if you have any specific concerns about the heat coming from your Royal Enfield Classic 350 engine, it is always advisable to consult with a Royal Enfield service center or a knowledgeable mechanic for a proper assessment.