

🛠️ Defend your engine like a pro—because corrosion waits for no one!
Sea Shield Marine Engine Anodes E-1 Pencil Zinc (1/2" x 2") are precision-threaded sacrificial anodes designed to protect internal marine engine components from corrosion. Made in the USA with diver-driven quality standards, these zinc anodes easily screw into brass plugs (3/8" NPT) to provide reliable, long-lasting defense in cooling water channels.
| Brand Name | Sea Shield Marine |
| Manufacturer | Sea Shield Marine |
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