PRODUCT DETAILS
🛠️ Product Title
Spark Plug HT Lead (5") for Mercury Outboards 30–200HP | Replaces 84-813706A55 / 813715A9
🔧 Product Description
Spark Plug Wire / HT Lead – 5-Inch (High Tension)
Replaces Mercury Part Numbers: 84-813706A55, 813715A9
Fits a Wide Range of Mercury Outboards from 30HP to 200HP
This high-quality aftermarket spark plug HT lead (5") is designed for reliable ignition performance in Mercury outboards from 30HP to 200HP. Built to OEM specifications, it ensures proper spark delivery from coil to plug for smooth engine running and efficient combustion.
Fits Mercury Outboards (2-Stroke & Some 4-Stroke):
• 30HP
• 115HP
• 125HP
• 135HP
• 150HP
• 175HP
• 200HP
(Also fits other models that use 813706A55 or 813715A9 — please verify before purchase.)
Product Features:
• Replaces OEM Mercury part #: 84-813706A55, 813715A9
• 5" long high-tension spark plug lead
• Designed for reliable spark transfer under load
• Durable marine-grade materials
• Direct-fit aftermarket replacement
⚠️ Please check your original part number or engine model to ensure fitment.
If unsure, contact us with your engine’s serial number — we’re happy to confirm compatibility.
⚓ Why Buy from SSI Marine?
• UK stock – ready for fast dispatch
• Same-day shipping on orders before 1PM
• Collection available from Leigh, Manchester workshop
• Trusted by marine professionals and DIYers
• VAT receipt available – credit card payments accepted
Dependable marine ignition starts here — shop quality parts from SSI Marine.
SHIPPING & DELIVERY
Delivery:
We offer free shipping on all orders over £150 (excluded outboard engines, trailers)
Standard Shipping - £ 8.50
Orders are typically shipped within 1 business day of receipt of payment. We ship via Royal Mail Tracked 24 delivery service. Delivery times vary depending on the delivery destination.
For engines delivery cost please ask for a quote.
It is the buyer's responsibility to ensure that the correct shipping address is supplied.
All item(s) will be despatched to the registered address.
Tracking your order:
Once your order has been shipped, you will receive a tracking number via email. You can track your order online using the tracking number provided.
Returns:
We accept returns of unused and undamaged items within 30 days of purchase.
To return an item please contact us for a return authorisation number. Return shipping costs are the responsibility of the customer.
Refunds:
Refunds will be issued for the purchase price of the item, less shipping costs. Refunds will be issued in the same form of payment as the initial purchase.
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