Mercedes M111 M104 M113 Injector Seal Kit Injection Nozzles FKM

This high-quality FKM (fluorocarbon rubber) sealing ring set allows you to replace the original O-rings on both sides of the injectors of your Mercedes M111, M104, M112, M113, M119 engine, and many others with a 14mm channel dimension. After many years of operation, the original sealing rings become hard and brittle, which can lead to false air entering the intake manifold or, in the worst case, a leak on the fuel side. Reference numbers: A0199971348, A0009979407, A01499976845 & A0009979507 100% made in Germany! Please choose between the following options: Option 1: Set of 8, for 4-cylinder Option 2: Set of 12, for 6-cylinder Scope of delivery: Depending on the option, 8 or 12 O-rings as pictured