Used on most Mercury and Mariner outboards 35hp and up and Mercruiser Alpha 1 outdrives.
Replaces Mercury # 31640Q 4
Replaces Honda # 41107-ZW1-003ZA
Kit includes mounting bolt and installation instructions.
Note: Aluminum anodes are supplied as standard with Mercury and Mercruiser drives. Use of zinc anodes will invalidate the warranty.
Performance Metals Navalloy® aluminum anodes are manufactured to the military specification MIL-DTL 24779 and are suitable for use in all water types- salt, brackish or fresh.
Anode includes the exclusive, patented “red spot” wear indicator.
Weight: 0.4 lbs (0.17 Kg)
Standard Pack - 25