Sierra Premium Marine Spark Plug Wire Set #18-88011
- Replaces Mercruiser OEM: 84-8136720A7, 84-816761Q7. OMC: 503750
- GM 3.8L-4.3L V6
- Magnetic Suppression Core manufactured for your specific application.
- Kevlar® core for maximum durability and long life
- Durable stainless steel wound conductor for maximum horsepower and engine performance
- Premium silicone jacketing and boots for the ultimate in high temperature protection
- Superior RFI suppression for the most sensitive electronic system
- Corrosion resistant stainless steel spark plug and distributor terminals for maximum conductivity
- OE style boots provide a sealed barrier against heat, dirt and moisture
