This is a vintage Bosch distributor cap (part number 3144) designed for Renault LeCar R5 1.3L and 1.4L I4 engines. It is made of low resistance brass and phenolic material, featuring low resistance terminals. The cap is in a matte brown finish and is interchangeable with part numbers 174-6577, W32-198, RB03144, and JB62A. It is manufactured in the United States and contains a chemical warning for California residents.