Spark Plug HT Lead (7″) for Mercury 30200HP Outboards | Replaces 84-821945A28, F718503, 813706A28

This 7″ high-tension spark plug lead is a quality aftermarket replacement for a wide range of Mercury outboards from 30HP to 200HP. Designed to provide reliable spark delivery under all marine operating conditions.

Fits Mercury Outboards:
30HP
115HP
125HP
135HP
150HP
175HP
200HP

(Fits engines using OEM part numbers listed please verify with your model or serial number before purchase.)

Replaces Mercury Part Numbers:
84-821945A28
F718503
813706A28
821945A28
821945T28

Product Features:
Length: 7 inches
High-quality aftermarket build
Reliable spark transmission under load
Marine-grade materials for heat and moisture resistance
Direct-fit, quick installation

If you’re unsure about compatibility, contact SSI Marine with your engine details well be happy to confirm the correct lead length and part for your outboard.

Why Buy from SSI Marine?
Fast dispatch from UK stock
Same-day shipping before 1PM
Collection available from our Leigh, Manchester unit
VAT invoices available on request
Trusted by marine techs, anglers, and DIY boaters

Ignite performance with dependable parts from SSI Marine.