The engine oil capacity of a Honda CBR 250 Chinese bike, specifically the Dongfang model, can vary depending on the specific year and variant.
To determine the exact oil capacity for your Dongfang CBR 250, it is recommended to refer to the owner's manual provided by the manufacturer. The owner's manual should provide detailed information about the correct type of engine oil to use and the specific oil capacity for your motorcycle's engine.
If you do not have access to the owner's manual or are unsure about the oil capacity, it is advisable to consult a qualified mechanic or contact a Dongfang dealership or authorized service center. They will have the expertise and resources to provide you with accurate information regarding the oil capacity for your specific Dongfang CBR 250 model.