Application 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 OEM # Mercruiser: 84-816761Q4, 84-816761Q3,
84-816608Q61

• 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