Spark Plug Wire Set, GM 3.0L

Sierra Spark Plug Wire Set for boats powered Mercruiser Stern Drive 3. 0L/3. 0LX I/L4 GM engines with Delco EST type ignition. This new wire set can increase power and save fuel.

Replaces

• Mercruiser Stern Drive 84-816761Q14, 84-816761A14
• Malory 9-28056

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• 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