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OEM Mercury Verado Anode Kit
Mercury V10 Verado 350HP-425HP Corrosion Protection Kit
This genuine OEM Mercury anode kit helps protect compatible Mercury 5.7L V10 Verado 350HP-425HP outboards from galvanic corrosion.
The kit includes replacement trim anodes, power trim anodes, transom anode hardware, washers, and mounting screws for complete corrosion protection service.
Compatible Applications
| Engine Platform | Horsepower Range | Displacement | Application Notes |
|---|---|---|---|
| Mercury Verado V10 | 350HP-425HP | 5.7L FourStroke | Select Verado V10 outboards |
Regular inspection and replacement of worn anodes is recommended, especially for saltwater applications.
What is Included
| Qty | Included Component | Application |
|---|---|---|
| 2 | Trim Anodes | Outboard trim system protection |
| 2 | Power Trim Anodes | Hydraulic trim corrosion protection |
| 1 | Transom Anode | Transom assembly protection |
| Included | Washers & Mounting Screws | Anode installation hardware |
OEM Part Numbers & Cross References
| Brand | Part Number |
|---|---|
| Mercury OEM | 8M0207809 |
What This Anode Kit is Used For
This Mercury anode kit is used to help protect compatible Verado V10 outboards from galvanic corrosion caused by exposure to water, electrical currents, and dissimilar metals.
Sacrificial anodes help absorb corrosive activity before it can damage expensive outboard components such as the gearcase, trim system, mounting bracket, and transom components.
The included trim and power trim anodes are commonly replaced during routine maintenance or whenever excessive anode wear is present.
Mercury anodes are engineered to meet or exceed MIL-A-24779(SH) military specifications for long-lasting corrosion protection performance.
Key Features and Benefits
- Genuine OEM Mercury corrosion protection anode kit
- Fits Mercury 5.7L V10 Verado 350HP-425HP outboards
- Includes trim anodes, power trim anodes, and transom anode
- Includes washers and mounting screws
- Helps protect against galvanic corrosion
- Designed for freshwater and saltwater use
- Meets or exceeds MIL-A-24779(SH) specifications
- OEM Mercury fit and corrosion protection compatibility
Anode Kit Details
- Brand: Mercury Marine
- Part Type: Anode Kit / Corrosion Protection Kit
- OEM Part Number: 8M0207809
- Application: Mercury Verado V10 FourStroke
- Horsepower Range: 350HP-425HP
- Displacement: 5.7L V10
- Water Type: Freshwater & Saltwater Compatible
- System: Corrosion Protection / Trim System
FAQ
What engines does this anode kit fit?
This kit fits compatible Mercury 5.7L V10 Verado 350HP-425HP FourStroke outboards.
What is included in this anode kit?
The kit includes two trim anodes, two power trim anodes, one transom anode, washers, and mounting screws.
Can this anode kit be used in saltwater?
Yes. Mercury states this kit is designed for both freshwater and saltwater applications.
Why are anodes important?
Sacrificial anodes help protect expensive metal outboard components from galvanic corrosion and electrolysis.
How often should anodes be replaced?
Anodes should be inspected regularly and replaced whenever excessive wear or deterioration is present.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 continental U.S.
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1–5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Items must be new, unused, and in original packaging.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
8M0207809, Mercury anode kit, Mercury Verado anode kit, Mercury 350HP Verado anodes, Mercury 400R anodes, Mercury 425HP Verado anodes, Mercury V10 corrosion kit, Mercury power trim anodes, Mercury transom anode, Mercury sacrificial anodes, Mercury corrosion protection kit, Mercury V10 trim anodes
Tecno Seal Aluminum Anode Kit for Mercury L6 Verado
Mercury L6 Verado 350HP-400HP Aluminum Anode Kit
The Tecno Seal 20817 aluminum anode kit is designed for compatible Mercury L6 Verado 350HP-400HP outboards. This kit helps protect submerged metal components from the harmful effects of galvanic corrosion.
Tecno Seal is a reputable marine anode manufacturer known for producing quality corrosion protection components for Mercury and other major marine applications.
Compatible Applications
| Brand | Horsepower Range | Engine Family | Application Notes |
|---|---|---|---|
| Mercury | 350HP-400HP | Inline 6-Cylinder Verado | Compatible high horsepower L6 Verado outboards |
This aluminum anode kit is intended for compatible Mercury L6 Verado 350HP-400HP outboards and helps protect gearcase, transom, and other exposed metal components from galvanic corrosion.
Inspect anodes annually and replace them when they show heavy corrosion, pitting, or significant material loss.
This 20817 anode kit is for Mercury L6 Verado 350HP-400HP models. If you have a Mercury L6 Verado 200HP-300HP model, use the VER6 anode kit linked below.
What is Included
| Included Component | Application |
|---|---|
| Aluminum Anode Set | Replacement corrosion protection for compatible L6 Verado models |
| Transom / Bracket Anodes | Corrosion protection for exposed bracket and transom components |
| Gearcase Anodes | Corrosion protection for lower unit and gearcase components |
| Installation Hardware | Anode replacement installation |
Other L6 Verado Anode Kit
Mercury L6 Verado 200HP-300HP Anode Kit
Tecno Seal aluminum anode kit for Mercury inline 6-cylinder Verado 200HP-300HP models.
View ProductComplete Your Service
Mercury L6 Verado Service Kits
Shop Mercury L6 Verado 100 hour service kits for compatible 200HP-400HP Verado outboards, including options with and without oil.
View 100 Hour Kits
Mercury L6 Verado 300 Hour Kits
Shop Mercury L6 Verado 300 hour service kits for major scheduled maintenance on compatible inline 6-cylinder Verado outboards.
View 300 Hour KitsWhat This Anode Kit is Used For
The Tecno Seal 20817 aluminum anode kit is used to replace worn or corroded sacrificial anodes on compatible Mercury L6 Verado 350HP-400HP outboards.
Sacrificial anodes help protect the gearcase, transom bracket, and other submerged metal components from galvanic corrosion caused by electrical activity in freshwater or saltwater environments.
Periodic anode inspection and replacement is an important part of routine outboard maintenance, especially for boats operated in saltwater or stored in the water for extended periods.
Aluminum anodes are commonly used for modern marine applications because they provide strong corrosion protection in both freshwater and saltwater.
Key Features and Benefits
- Tecno Seal aluminum anode kit for Mercury L6 Verado outboards
- Fits Mercury inline 6-cylinder 350HP-400HP Verado models
- Helps protect gearcase, transom, and exposed metal components
- Helps protect against galvanic corrosion
- Designed for fast inspection and replacement
- Aluminum construction for freshwater and saltwater use
- Includes installation hardware
- Supports annual corrosion protection maintenance
- Quality replacement option from a reputable anode manufacturer
Anode Kit Details
- Part Number: 20817
- Brand: Tecno Seal
- Material: Aluminum
- Water Type: Freshwater & Saltwater
- Engine Compatibility: Mercury Inline 6-Cylinder Verado
- Horsepower Range: 350HP-400HP
- Installation Hardware: Included
- Service Area: Transom, bracket, and gearcase anodes
FAQ
What engines does this 20817 anode kit fit?
This kit fits compatible Mercury inline 6-cylinder Verado 350HP-400HP outboards.
Is this the correct anode kit for Mercury L6 Verado 200HP-300HP models?
No. Mercury L6 Verado 200HP-300HP models use the VER6 anode kit, linked above.
Who makes this anode kit?
This 20817 anode kit is made by Tecno Seal, a reputable manufacturer of marine
sacrificial anodes and corrosion protection products.
Can aluminum anodes be used in saltwater?
Yes. Aluminum anodes are commonly used in both freshwater and saltwater
applications.
How often should I inspect my anodes?
Inspect anodes at least annually and replace them when they show heavy
corrosion, pitting, or significant material loss.
Does this kit include installation hardware?
Yes. Installation hardware is included for anode replacement.
Dealer Discounts & Store Policies
Dealer / Marine Industry Discounts
Are you a marine dealer, technician, boat builder, or industry professional? We offer dealer pricing for qualified marine businesses.
Shipping Policy
- Free shipping on orders over $100 continental U.S.
- Orders ship via UPS, USPS, and FedEx.
- Orders received before 5:30 PM EST ship the same business day.
- Typical delivery time is 1–5 business days.
30-Day Return Policy
- Returns accepted within 30 days of delivery.
- Items must be new, unused, and in original packaging.
- Installed or used corrosion protection components may not be returnable.
- Return authorization is required before sending items back.
Need help with a return or order question?
Contact Us
Phone: 941-721-3000
Searchable Terms
20817, Mercury L6 Verado 350HP anode kit, Mercury L6 Verado 400HP anode kit, Mercury inline 6 Verado anode kit, Mercury 350HP Verado anodes, Mercury 400HP Verado anodes, Mercury aluminum anode kit, Tecno Seal 20817, Tecnoseal 20817, Mercury transom anodes, Mercury gearcase anodes, Mercury L6 Verado service kits, Mercury L6 Verado 100 hour kit, Mercury L6 Verado 300 hour kit, Mercury corrosion protection kit, VER6, Mercury L6 Verado 200HP-300HP anode kit
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