Zinc Anode For Yanmar Engine Zinc Anode Fits 2GM(D), 3GM(D), 2GM20, 3GM30, 3HM, 3HM35, 2QM15, 2QM20, 3QM30, YSB8, YSB12, YSM8, YSM12 Replaces 27210-200300 US Military Grade Zinc Anode. Zinc Anode For Yanmar Engine Zinc Anode Fits 2GM(D), 3GM(D), 2GM20, 3GM30, 3HM, 3HM35, 2QM15, 2QM20, 3QM30, YSB8, YSB12, YSM8, YSM12 Replaces 27210-200300 27210-200300 For Yanmar Engine Zinc Anode Length: 30mm Diameter: 20mm Threads: M8 SKU:27210-200300 Replaces CDZ 9-001 Fits Yanmar marine engines: 2GM(D), 3GM(D), 2GM20, 3GM30, 3HM, 3HM35, 2QM15, 2QM20, 3QM30, YSB8, YSB12, YSM8, YSM12. US Military Grade Zinc Anode