The Bosch 03127 distributor cap is designed for 4-cylinder engines in Austin, MG, Plymouth, Rover, and Lotus vehicles. It features side clips and clamp-on mounting style, with a black matte finish. Made of aluminum and phenolic material with low resistance terminals, this vintage part is manufactured in the United Kingdom. It is an original equipment part with interchange numbers C332, E335, 5D1039, 43038, LU429, and C554P.