This Napa Echlin RR162 distributor cap fits AMC Rambler Classic International A110 engines. It is made of low resistance brass, brass, and phenolic materials with a glossy black finish. The cap is designed with side clips and clamp-on mounting style, and it is compatible with interchange part numbers D307 and D306. The distributor cap is an essential component of the ignition system and is responsible for the proper functioning of the engine. This high-quality cap is manufactured in the United States and is suitable for vintage and modern cars alike. It is a great addition to any car enthusiast's collection.