V-8 Spark Plug Wire Set | Sierra 18-8804-1
V-8 Spark Plug Wire Set | Sierra 18-8804-1
Sierra
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V-8 Spark Plug Wire Set | Sierra 18-8804-1
Sierra 8mm ignition wire set fits Mercruiser 454 and 502 CID marine engines with Thunderbolt distributors.
- Thunderbolt big block plug wire set
- Fits Mercruiser 454 and 502 cu. in. marine engines from 1982-98 with Thunderbolt ignition systems
- 90 degrees female boot at distributor and spark plug ends
- 12 in. coil wire
- Durable stainless steel wound conductor for maximum horsepower and engine performance
- 8mm blue premium silicone jacketing for the ultimate in high temperature protection
- Superior RFI suppression for the most sensitive electronic system
- Corrosion resistant stainless steel plug and distributor terminals for maximum conductivity
- Replaces Mercury 84-43376A2, 84-816608Q61, 84-42841A5, 84-43376A14, 84-43376A1, 84-43376A2, 84-813720A2,84-816761A15, 84-816608A61
- Replaces Mallory 9-28001, 9-28002
- Replaces Sierra 18-8804
! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.