Volvo Penta Diesel Engine Zinc Anode Replacement 823661 Marine Grade Zinc Anode Saltwater Ready One And Three Quarter Inch Length With Three Eighth Inch UNC Stud One Inch Diameter Weighs Zero Point Three Pounds

Marine Grade Zinc Anode for Saltwater Diesel Engines
✔️ Length 1-3/4in, 3/8in UNC stud, 1in dia, 0.3 lb, replaces 823661

This marine zinc anode protects Volvo Penta diesel engines and saltwater systems by acting as a sacrificial anode. It’s a direct replacement for the OEM 823661 zinc and is built for marine environments where saltwater exposure is constant.

✅ Length including stud: 1-3/4 in
✅ Thread on Stud: 3/8 UNC
✅ Diameter: 1 in
✅ Weight: 0.3 lbs
✅ Material: US Military Grade Zinc
✅ Saltwater use: suitable for Volvo Penta diesel engine (replaces 823661)

💡 What is a marine zinc anode used for with Volvo Penta diesel engines and how does it protect saltwater components?

In short, it protects metal parts from galvanic corrosion in saltwater by sacrificing itself.

• Protects engine blocks, cooling systems, and other metal components in saltwater environments
• Specifically replaces the Volvo Penta zinc anode model 823661 for diesel engines
• Made from US Military Grade zinc for reliable marine performance
• Saltwater ready and designed for easy inspection and replacement during maintenance

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