SERVICE / MAINTENANCE KIT
FOR MERCURY / MARINER OUTBOARD
4-Stroke – 4HP, 5HP, 6HP Models

Everything you need for routine maintenance of your Mercury or Mariner 4-stroke outboard engine.

Kit Contents:

1 x NGK Spark Plug
1 x Impeller Kit
1 x Fuel Filter
2 x Gearbox Drain/Fill Screw Fibre Washers
1 x Trim Tab Anode
1 x Thermostat & Gasket
1 x Propeller Split Pin

Fits:

Mercury 4HP 4-Stroke
Mercury 5HP 4-Stroke
Mercury 6HP 4-Stroke
Mariner 4HP 4-Stroke
Mariner 5HP 4-Stroke
Mariner 6HP 4-Stroke

About SSI Marine Kits:

SSI MARINE KITS are assembled by our team using knowledge from hands-on workshop experience and feedback from customers over the years. We focus on delivering well-balanced, high-quality kits using a mix of:

Genuine OEM Parts
Premium Aftermarket Parts
Quality Marine Oils (Rock Oil, Motul, Quicksilver, Suzuki, Yamaha)

Each kit is tailored to specific models. The photo represents the actual contents of this kit – please check carefully and ask us if you have any questions.

Why Choose SSI Marine?

Workshop-tested aftermarket & OEM parts
Fast dispatch from our UK warehouse
Tracked 24-hour UK delivery
Expert technical support available
UK stock – same-day dispatch before 1 PM (Mon–Fri)
Collection available from our Leigh (Manchester) unit

Buy with Confidence:
It is the buyer's responsibility to confirm compatibility with your outboard engine model and serial number before purchasing. If in doubt, contact our team — we're happy to help!

4HP 5HP 6HP Service Kit for Mercury Mariner Outboard 4-Stroke