A universal gasoline engine fuel tank cover 5, characterized in that {HEAD ~ the number} of {TAIL ~ the limiting convex platforms} is above two and they are evenly distributed along the circumference of the inner wall of the outer shell 
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A universal gasoline engine fuel tank cover 5 , characterized in that { HEAD ~ the number } of { TAIL ~ the limiting convex platforms } is above two and they are evenly distributed along the circumference of the inner wall of the outer shell
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH