1977 MGB British convertible OEM overdrive/Chrome conversion

Car is not original and has many custom upgrades. Aside from the chrome bumper conversion and Moss motors front valance (which was designed to improve air flow across the engine and therefore enhance cooling), it is painted 2003 BMW electric blue, it has the tube shock conversion (front and rear), it has the aftermarket 14 inch wheels and tires, it has the webber 2bbl carburetor, it has the negative ground alternator conversion and the electronic ignition conversion. The engine was rebuilt 4 years ago (less than 20K miles). Engine performance additions are a Crain street fast cam, 1967 era pistons to increase compression, after market header and a ported and polished 1967 era head.Car has a functional OEM original overdrive and easily cruises at current highway speeds.Everything works except the gas tank sending unit.