Spark Plug HT Lead (12") for Mercury 150HP / 175HP / 200HP Outboards

This 12" high-tension spark plug wire is a durable, marine-grade aftermarket replacement for V6 Mercury 2-stroke outboards. It delivers consistent spark transfer from the ignition coil to the spark plug, helping to maintain reliable engine performance and smooth operation at all speeds.

Fits Mercury 2-Stroke Outboards:
• 150HP
• 175HP
• 200HP

(Used on a variety of V6 configurations — please confirm length and connection type before purchase.)

Product Features:
• 12-inch spark plug HT lead
• Marine-grade insulation and boot materials
• Reliable spark delivery even in harsh marine conditions
• Resists heat, vibration, and corrosion
• Quick and simple installation
• High-quality aftermarket part

⚠️ This lead may appear similar to others but differs in length or connector angle — always confirm part length and compatibility with your outboard. If unsure, contact SSI Marine and we’ll be happy to help.

Why Buy from SSI Marine?
• UK stock – same-day dispatch before 1PM
• Local pickup available from Leigh, Manchester
• Trusted marine supplier with expert support
• VAT receipts on request
• All major cards accepted

Dependable ignition performance — backed by SSI Marine service and support.

Spark Plug 12" Wire, HT LEAD for Mercury 150-175-200 HP