Sierra 18-6241 Magnesium Anode for Honda Outboard Trim Tabs SM-18-6241

Sierra Marine magnesium anode 18-6241 for Honda trim tabs is designed to replace the following anodes in fresh water applications:
- Honda 41107-ZW1-003ZA
- Mercruiser 316403, 316404, 31640A1, 31640A2, 31640A4 and 31640Q4
- Mercury Marine: 72436A1, 97-31640B4, 97-31640T4, 97-31640T6 and 97-31640Q4

This trim tab anode is used in the following outboard engine models:
Honda:
- BF75 to BF90 (1997 - 1998)

Mercury:
- Inline 3, 4 & 6 cylinder V6 engines

Mercruiser:
- R/MR/Alpha One, Sterndrive & Transom Assembly (1983-1990) & prior drives
- Alpha One, Gen II (1991 & up)