40HP Mercury Mariner 3-Cyl EFI 4-Stroke 300-Hour Full Service Kit (2006 & Up) | Includes Anode Set & Thermostat

Comprehensive 300-Hour Service Kit – Keep Your Outboard Running Smoothly

Maintain your Mercury/Mariner 40HP EFI 3-Cylinder 4-Stroke (2006 & Up) outboard with this complete 300-hour service kit. Designed for extended maintenance, it includes all the essential parts to keep your engine protected and performing at its best, including a thermostat, anode set, and high-quality Quicksilver lubricants.

What’s Included?

🔹 3x Spark Plugs
🔹 1x Impeller
🔹 1x Impeller Gasket
🔹 2x Gearbox Oil Drain Seals
🔹 1x Fuel Filter
🔹 1x Secondary Fuel Filter
🔹 1x Oil Filter
🔹 1x Thermostat & Gasket Set – Ensures proper engine cooling
🔹 1x Complete Anode Set – Protects against corrosion
🔹 3x 1L Marine Engine Oil – Quicksilver 10W30 for superior lubrication
🔹 1x 1L Premium Gear Oil – Quicksilver High-Performance Gear Lube

Why Choose SSI MARINE 300-Hour Full Service Kits?

✅ Expertly Assembled – Created using years of marine service experience.
✅ Complete Protection – Includes thermostat & anode set for full engine care.
✅ Premium Marine Oils – Quicksilver 10W30 engine oil & gear lube for enhanced performance.
✅ Affordable & Reliable – A carefully selected mix of genuine and high-quality aftermarket parts.

⚠ Verify Compatibility Before Purchase

With various outboard models, years, and versions, it's crucial to double-check compatibility before purchasing. If unsure, contact us, and our expert team will assist you.

Fast & Reliable UK Shipping

📦 Same-day dispatch for orders placed before 1 PM (next working day if later).
📦 Tracked 24-hour delivery for fast and secure shipping.

Keep your Mercury/Mariner 40HP EFI 3-Cylinder 4-Stroke running at peak performance – Order your SSI MARINE 300-Hour Full Service Kit today! 🚤🔧

40HP Mercury Mariner 3-Cyl EFI 4-Stroke Outboard Full Service Kit 2006 & Up