NGK Mercedes-Benz 500SEC 1985-1984 Spark Plug Wire Set

If you're working on your 1984 or 1985 Mercedes-Benz 500SEC and need to replace the spark plug wires, this set from NGK is a solid option. These wires are built to match the original equipment specifications, ensuring they fit right and perform as expected. They carry the high voltage from your ignition system to the spark plugs, which is crucial for a strong, consistent spark and proper engine operation.

NGK uses a tinned copper core wire, which is a specific requirement for some European vehicles like yours. This core is then insulated with high-temperature EPDM and silicone materials to keep the high voltage contained and prevent electrical interference. The spark plug and distributor boots are designed to suppress radio frequency interference (RFI) right at the source, and they're sealed to the cable with silicone to keep moisture out. This attention to detail helps maintain excellent dielectric strength and ensures a watertight seal, contributing to the overall durability and performance of the set.