Sierra's 18-6243 Anode is designed for use in R/MR/Alpha One applications 1983 to 1990. It is interchangeable with Mercruiser Stern Drive 43994A2, 821631A1, 821631B1, 97-821631C, and 97-821631Q1. Each Sierra product meets or exceeds the original equipment part it replaces.
Material: Magnesium
Designed for use in R/MR/Alpha One applications 1983 to 1990
Interchangeable with Mercruiser Stern Drive 43994A2, 821631A1, 821631B1, 97-821631C, and 97-821631Q1
Each Sierra product meets or exceeds the original equipment part it replaces.
Material: Magnesium
Designed for use in R/MR/Alpha One applications 1983 to 1990
Interchangeable with Mercruiser Stern Drive 43994A2, 821631A1, 821631B1, 97-821631C, and 97-821631Q1
Each Sierra product meets or exceeds the original equipment part it replaces.