Mercury – Quicksilver Aluminum Anode Kit | Corrosion Defense Series | Marine-Grade Aluminum | 8M6008009

Overview

There’s a certain peace that settles in when you know your outboard is protected — not just running well, but shielded against the quiet kind of damage that creeps in over time. Any boater who spends long days on the water understands that corrosion never sleeps, especially around the lower unit. That’s where the Quicksilver 8M6008009 Aluminum Anode Kit steps in. It’s a small upgrade with a big impact, helping your Yamaha 40–50 horsepower outboard stay healthy, strong, and ready for every tide, every season, and every stretch of open water.

Key Features

• Complete aluminum anode kit for Yamaha 40–50 horsepower outboards
• High-efficiency cast aluminum designed for long-lasting corrosion protection
• Meets or exceeds MIL-A-24779(SH) military specification for marine anodes
• Includes all required anodes and marine-grade Stainless Steel hardware
• Designed for fast, simple replacement with common tools
• More effective than zinc in harsh saltwater environments
• Protects against galvanic corrosion in both saltwater and freshwater
• Replaces Martyr CMY4050KITA

Engine & Boat Compatibility

• For Yamaha 40–50 horsepower four-stroke outboards
• Suitable for fishing skiffs, aluminum boats, small center consoles, pontoons, and compact runabouts
• Ideal for freshwater lakes, brackish estuaries, offshore saltwater, and mooring environments
• Works with Yamaha lower units designed for this anode style and mounting pattern

Performance & Practical Benefits

You can tell when an engine is well protected — the trim feels smooth, the hardware looks clean, and the lower unit stays free of the pitting and discoloration that corrosion leaves behind. This aluminum anode kit makes that happen. Because aluminum is lighter and more reactive than zinc, it does a better job “taking the hit” on behalf of your outboard in saltwater and mixed-salinity conditions.

Once installed, the fit is tight and secure, and the protection feels almost immediate. Your underwater metals stay in better shape, the paint lasts longer, and the entire lower unit holds up against the elements with less effort from you. When you pull the boat for maintenance, replacing anodes is quick — most boaters knock it out in a few minutes with a screwdriver and a steady hand.

This small but essential kit keeps maintenance simple, predictable, and affordable. That means more trouble-free days on the water and fewer surprises waiting at haul-out time.

Why Buy OEM

Choosing an OEM Mercury Marine part isn’t just a brand decision — it’s about knowing the material, the fit, and the protective performance have all been tested in real marine conditions. Aftermarket options vary wildly, especially with anodes, where metal composition matters more than anything. With the Quicksilver 8M6008009 kit, you know the alloy is correct, the protection standard is consistent, and the installation will line up on the first try. Over seasons of use, that reliability saves you money and keeps your outboard running at its best.

FAQ

Q1: Which engines does this kit fit?

It fits Yamaha four-stroke outboards in the 40–50 horsepower range.

Q2: What makes this different from aftermarket kits?

OEM aluminum alloy, proper fitment, and military-spec protection ensure long, steady performance.

Q3: How can I confirm compatibility?

Check your Yamaha model and compare to part number 8M6008009 or refer to your owner’s manual.

Q4: Is this suitable for saltwater and freshwater?

Yes — aluminum performs exceptionally well in both, especially in saltwater.

Q5: Is installation simple?

Most boaters find it very straightforward with common hand tools.