Sacrificial Anodes

[richieeo]

How often should anodes on my

How often should anodes on my bf75 be replaced? they still seem to be in good shape but they are 8 yrs. old. my motor is a 2000 yr. model. I use it equally in fresh and salt water. When not in use it stays in the shed at home (a trailered boat)

 

[justintime]

when 50% gone
i clean mine ev

when 50% gone
i clean mine every year