Rebuild kit for Bosch K - Jetronic Fuel Distributor 0438100071 0438100121 0438100091 0438100047 00438100048. This kit will fit all aluminum Bosch K - Jetronic fuel distributors that do not have EHA. A lot of the Diaphragms are starting to fail now, due mainly to the introduction of Ethanol & other additives into fuel.
eBay