Sierra 18-6079 Mercruiser Magnesium Bearing Carrier Anode For Mercruiser Alpha One Gen II 1991 Up bearing carriers. For use in fresh water only. Fits Alpha One Gen II Vazer drives Interchangeable with Mercruiser Stern Drive 97-806105 806105A1 97-806105Q1 97-806105T1 Application Alpha One Gen II 1998-2013 0L100040 up Alpha One Gen II 1991-1995 0D469859 thru 679999 Vazer Drive 1998 0W995000 up Vazer Transom 1998 0W755000 up California Residents WARNING Cancer and Reproductive Harm - P65Warnin