Sierra Ignition Wire Term.Mc20121 And 18-5224
Need several, or a formal quote? Send us a message.
- Ships from U.S. warehouses. Shipping cost is shown at checkout.
- 30-day returns on new, unused items in original packaging. Return policy
- Not sure it fits? Call (832) 308-3163, Mon–Thu 9–5, Fri 9–2 Central.
- Secure checkout with all major credit cards.
Description
This Sierra premium marine spark plug wire set is for V6 4.3L engines, including EST and EFI (TBI) versions. It is listed for Mercruiser, Flagship, Indmar, Marine Power and Mastercraft applications.
Features
- 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
Specifications
- Application: Flagship, Indmar, Marine Power & Mastercraft 262, 4.3L EST, EFI; Mercruiser 262, 4.3L, 4.3XL & EFI (TBI)
- Engine: V6, Thunderbolt ignition
- OEM number: 84-916761Q16
- Manufacturer part number: 18-8810-1
Specifications
- Brand
- Sierra
- Manufacturer part #
- 18-8810-1
- JMS SKU
- JMS149784
- UPC
- 808282194390
- Shipping weight
- 1.43 lb
Shipping
Most orders ship within 1–2 days from U.S. warehouses. You'll see the shipping cost and choose a method at checkout.
Returns
Return new, unused items in original packaging within 30 days. Defective items after 30 days follow the manufacturer's warranty. Return policy
Questions
Call (832) 308-3163 or send us a message. Have your boat's make, model and year handy.



