These are reproductions of three different voltage regulators from the late 1950s through the early 1960s. The decals are mounted so that the top of the writing faces the bottom of the mounting surface as the regulator is attached to the electrical panel. The voltage regulator information is not contained on the build sheets and the changes were probably made by Pininfarina to adjust the electrical system to the additional electrical equipment of the later cars. Voltage Regulator Decal 1R19B probably P.F. Cabriolets & similar Scaglietti cars.
Most of the serious restorers use reproduction batteries designed to look like the orginial “Tar Top” ones. Ferrari used batteries from several different manufacturers. The correct battery for a particular car can be found on page four on the cars that have “build sheets”. If the build sheet information is not available I suggest that you look in Keith Bluemel’s wonderful book Original Ferrari V 12, 1965-1973. The batteries are listed along with most of the major electrical components. The reproduction batteries usually have a 4″x6″ smooth panel, on the long side, for the manufacturer’s logo. When you call for a reproduction battery you will need to know all of the dimensions, the positive and negative post layout and which side you want to use for the logo. A sketch helps. The battery company people cannot relate to Ferrari models and will be looking for this information. 4″x6″ reproduction manufacturer’s logos for batteries. SAFA 65 N85..Used on the 275 GTB/4s
The 275s used a new red-colored voltage regulator, still from Magneti Marelli. This is a small 15x40mm foil sticker placed on the short side of the regulator as shown in the photo. It is identified as Tipo RTT 101C. Foil I.D. Tag for Red Tipo RTT 101C Magneti Marelli Voltage regulator.