What ratio do you mix oil and petrol in a 2 stroke motorbike engine?
The ratio of oil to petrol in a 2 stroke motorbike engine varies depending on the engine size and type. Generally, a ratio of 1:25 is used for smaller engines (up to 100cc), while a ratio of 1:50 is used for larger engines (over 100cc). It's important to refer to the owner's manual or consult with a qualified mechanic to determine the correct ratio for your specific motorbike engine.