Mercruiser Zinc Driveshaft Housing Anode | Martyr CM821629CZ

Martyr driveshaft housing anode protects the upper housing from corrosion in salt water.

• Mercruiser housing plate anode
• For Mercruiser Alpha I Gen II drives
• Zinc anode for salt water applications
• Zinc replacement for Mercury magnesium anode p/n 821629A2
• For aluminum see p/n CM821629CA
• For magnesium see p/n CM821629ZA