If your Royal Enfield motorcycle is experiencing petrol leakage from the carburetor while riding at high speeds, there could be a few possible reasons for this issue. Here are some common causes and solutions:
Float Valve Issue: The float valve in the carburetor may be malfunctioning or sticking, causing an overflow of fuel. This can happen due to dirt or debris blocking the valve or a worn-out float needle. To fix this issue, the carburetor may need to be cleaned or the float valve assembly replaced.
Fuel Line or Fitting Leak: Check the fuel lines and fittings connected to the carburetor for any cracks, loose connections, or damaged seals. If there is a leak, it's important to replace the faulty components to prevent fuel leakage.
Incorrect Float Level: The float level determines the amount of fuel in the carburetor's float chamber. If it's set too high, it can result in excessive fuel entering the chamber and overflowing. Adjusting the float level to the manufacturer's specifications can help resolve this problem.
Carburetor Overflow: The carburetor overflow tube may be blocked or damaged, causing fuel to accumulate and leak. Inspect the overflow tube for any blockages or damage and clear or replace it if necessary.
If you are not familiar with motorcycle mechanics or carburetor adjustments, it's advisable to take your Royal Enfield to a qualified mechanic or authorized service center. They will have the expertise and tools required to diagnose and fix the specific issue causing the petrol leakage.
Regular maintenance, such as cleaning the carburetor, checking fuel lines, and ensuring proper float level adjustment, can help prevent such issues from occurring.