Fuel tank Sender Unit: 73-77 GM Big Car El Cam+ *Lucky we can get these again.. long gone but for those with these big car and El Camino series . they are needed. THIS HAS TWO PIPES NOT THREE Chevrolet Caprice 1974 Chevrolet Caprice 1973 Chevrolet El Camino 1977 Chevrolet El Camino 1976 Chevrolet El Camino 1975 Chevrolet El Camino 1974 Chevrolet El Camino 1973 Chevrolet Impala 1976 Chevrolet Impala 1975 Chevrolet Impala 1974 Chevrolet Impala 1973 Oldsmobile 98 1976 Oldsmobile 98 1975 Oldsmobile 98