For 40-200 HP
Internal anode for Yamaha crankcase
Length: 2″
Diameter: 1/2″
Mounting Hole: M5 threads
EMP Aluminum anodes conform to Mil-Spec A-24779(SH)

also crosses with:
Canada Metals CM62Y-11325-00AL
GLM 12688
Technoseal 01149 (zinc)