Application Flagship, Indmar, Marine Power & Mastercraft - 181, 3.0L,EST & EFI ignition, 4 cylinder. Mercruiser - All 4 cylinders OEM # Mercruiser: 84-816761Q13

• 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