For 4-Stroke F25 (Carb models), F30 (s/n 0G760300?1B226999, 0P094500?0P400999), F40 3?cylinder (s/n 0G760300?1B344398, 0P094500 & Up), F40/45/50 (935cc, standard gearcase) 1998 and later.
Diameter: 3-5/8″
Height: 2-3/4″
EMP Aluminum anodes conform to Mil-Spec A-24779(SH)

also crosses with:
Canada Metals CM822157A, CM822157C2A
Performance Metals 00380A
GLM 12676
Technoseal 00829AL