EVINRUDE OEM SPARK PLUG, CHAMPION. USE 5001111 FOR 1998/99 90 & 115 HP USE 5001866 FOR 1999/2000 200 & 225 HP USE 5001111 FOR 1997 AND NON-UPDATED 1998/99 150-175 USE 5001211 FOR ALL OTHER 1998/99 UPDATED WITH PIN HEADS - 5000547 | boats.net