- Description
The MARTYR Volvo Penta Pencil Anode (Magnesium) is a compact sacrificial anode specifically designed to protect Volvo Penta engine cooling systems from internal corrosion. Installed inside heat exchangers, engine blocks, or cooling passages, this pencil-type anode provides targeted protection in areas where corrosion is most likely to occur.
Manufactured from high-purity magnesium alloy, this anode delivers maximum electrochemical activity, making it the ideal choice for freshwater environments. MARTYR anodes are produced to U.S. military specifications, ensuring consistent quality and reliable performance.
Key Features
-
Material – Magnesium (MG):
✔ Best suited for freshwater applications
✔ Provides stronger protection than zinc in low-conductivity water -
Pencil Design:
✔ Slim cylindrical shape for installation inside engine cooling systems
✔ Protects internal components where external anodes cannot reach -
OEM Compatibility:
✔ Designed for Volvo Penta engines and sterndrives
✔ Common replacements include part numbers like 838929, 838928 (model dependent) -
High-Purity Alloy:
✔ Free from impurities that can reduce performance
✔ Manufactured to MIL-spec standards for durability -
Easy Replacement:
✔ Threaded design for quick installation and maintenance
