Sierra Premium Marine Spark Plug Wire Set #18-88041
- Replaces Mercruiser OEM: 84-616608Q 61
- Mercruiser - 260 TR, 305 LH & RH, 320 EFI, 330 TR, 350 LH & RH, 350 MAG, 420, 454 & 454 MAG, 5.0L & 5.0 I/B & LX, 5.7L, 5.7L I/B & SKI, 7.4L & 7.4L I/B, 8 cylinder, Thunderbolt ignition
- 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
- Thunderbolt type ignition
