Heater Core: 73-78 GM A body GP, Chevelle, Elcam W/ ACNEW Factory Replacement heater core for the main lot of vehicles below.. for cars with RHD conversions.. have a good look at the image to establish if yours has be butchered or altered. Fits: BUICK CENTURY 1973 1977 BUICK REGAL 1973 1977 BUICK RIVIERA 1979 1985 CADILLAC ELDORADO 1979 1985 CADILLAC SEVILLE 1980 1985 CHEVROLET CHEVELLE 1973 CHEVROLET EL CAMINO 1973 1977 CHEVROLET LAGUNA 1973 1976 CHEVROLET MALIBU 1973 1977 CHEVROLET MONTE CARLO 1973