Mercruiser - 420, 425, 465, 500 & 500 Bulldog, 525SC,
600SC, 8 cylinder, Thunderbolt ignition
Magnetic Suppression Core manufactured for your specific application.
- KevlarÂ®Â 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
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