Sierra 18-8819-1 Premium MagForce 7 Inch Marine Spark Plug Wire Lead

The Sierra 18-8819-1 is a premium 7-inch marine spark plug wire lead designed for Mercury, Mariner, and Chrysler Force outboard engines. This high-performance ignition wire features Sierra's MagForce technology, delivering maximum voltage while protecting sensitive electronic systems from radio frequency interference (RFI) and electromagnetic interference (EMI).

Key Features:

• 7-inch length with 8mm diameter for exact-fit marine applications
• Kevlar core construction for maximum durability and long service life
• Durable stainless steel wound conductor for maximum horsepower and engine performance
• Mag/Wire wound core delivers maximum voltage without RFI or EMI interference
• Premium silicone jacketing and boots provide ultimate high-temperature protection up to 500°F
• Moisture-proof, molded distributor insulators for marine environments
• High tensile strength membrane for added durability and heat resistance
• Innovative nylon reinforcing tape for added strength
• Posi-lock stainless steel terminals resist corrosion for maximum conductivity
• High-temperature, pre-greased silicone insulators

Sierra's MagForce ignition wires are specifically engineered to be "electronics friendly," protecting all electronic devices and engine controls while delivering optimal ignition performance. The exact-fit design ensures easy installation and years of trouble-free service in harsh marine environments. Each wire is sold individually.