Mercury – Aluminum Anode Kit | MR & Alpha One Series | Aluminum Protection | 888756K02

Overview

Every boater knows that the time you spend on the water has a way of grounding you. The quiet moments drifting over glassy water, the long runs across open lake, even the slow crawl back to the ramp at sunset — it all depends on your gear working the way it should. And part of that reliability comes from parts you rarely think about but absolutely depend on. The Mercury Marine part number 888756K02 Aluminum Anode Kit is one of those quiet protectors. It keeps your drive safe, preserves your performance, and lets you focus on the simple joy of being out there.

Key Features

• Protects MerCruiser MR and Alpha One sterndrives from galvanic corrosion
• Fits drive models from 1984–1990 (serial numbers 6225577–0D469828)
• Designed for both freshwater and saltwater use
• Complete kit includes: trim tab anode, gimbal nut anodes, driveshaft plate anode, and attaching hardware
• Cast aluminum construction meets strict Mercury Marine performance standards
• Engineered for fast, secure installation and consistent long-term protection

Engine & Boat Compatibility

• Compatible with MerCruiser MR and Alpha One sterndrives built between 1984 and 1990
• Ideal for runabouts, sport boats, bowriders, aluminum fishing rigs, and family cruisers
• Suitable for single- or twin-drive configurations
• Works for boats regularly exposed to varying water types — inland lakes, rivers, and coastal waters

Performance & Practical Benefits

When you install the 888756K02 aluminum anode kit, you’re giving your drive a layer of defense that quietly works nonstop. Aluminum anodes offer responsive corrosion protection, wearing evenly and predictably so you can easily assess their condition with a quick glance. That means inspections become faster, maintenance stays simple, and your drive remains safe from the slow, steady damage that comes from mixed-water environments.

Fitment is clean and secure, giving you that confident, “tight and right” feeling once everything is bolted down. Out on the water, you’ll notice your trim response stays smooth, steering feels natural, and your drive performs the way Mercury intended. This kit protects the metals that matter most — the ones that keep your power moving efficiently from engine to prop. It’s one of those upgrades that quietly works in the background but delivers long-term peace of mind.

Why Buy OEM

Genuine Mercury Marine parts aren’t just designed to fit — they’re crafted to last. Mercury tests their anodes in real marine environments, refining the alloys and the castings so the protection is both predictable and effective. With OEM hardware, you aren’t guessing at compatibility or performance. You’re buying the same quality Mercury uses from the factory. That means fewer worries, fewer replacements, and confidence that your drive is protected exactly the way it should be. When you spend your weekends on the water, that kind of reliability is worth every penny.

FAQ

Q1: Which systems does the 888756K02 kit fit?

It’s designed for MerCruiser MR and Alpha One sterndrives manufactured from 1984 through 1990.

Q2: What makes this kit different from aftermarket anodes?

OEM aluminum castings offer more consistent wear, stronger corrosion protection, and guaranteed fitment.

Q3: How can I confirm this is the right replacement?

Match your drive’s serial number. If it falls between 6225577 and 0D469828, this kit is correct.

Q4: Can this kit be used in both freshwater and saltwater?

Yes. These aluminum anodes are suitable for both environments.

Q5: Is installation straightforward?

Very. The kit includes the hardware you need, and the components are shaped for an intuitive, secure install.