Wiring, Plug Set 

Key Features:

• 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

Additional Details:

• Ignition Type: XL Series
• Model: 454/7.4L, 502/8.2L
• Cyl.: 8

Interchanges/Replaces

Mercury Marine

• 84-816608Q78