Fuel system. Tank cleaning & protection. Premium vs. Regular. Fuel additives. Fitting other tanks/seats. Rusted/frozen seat hinge screws. Throttle & choke cables. Fuel hoses. Tank sealants/liners. 11/20/201902/16/2021 by Robert Fleischer Tank cleaning & protection methods. Premium vs. regular. Fuel additives. Fitting other tanks...seats & fitment with various tanks. Pesky rusted/frozen screws on seat hinges. Throttle & choke cables. FUEL HOSES. Tank sealants & liners. The remainder of this article is only available for Airheads Beemer Club members. Please login or purchase a membership here to join the Airheads Beemer Club, after which you will enjoy access this article and all members only content of the ABC web site.