Thanks again Silent][Moebius and NightEye for pointing out errors.
I'll move rearward the upper corner under the headlight, and reduce the small side air-intakes.
But about the shape of the headlight, I'm not sure to fully understand you NE. I will sharpen the edge all around the headlight hole. I think the shape between headlight and calender is correct. And I dont figure out what you showed me with the parallel red lines inside the headlight. Maybe I should tell you that the inside is temp : just a placeholder, quickly made by extruding rearward the hole.
Anyways, I'm glad that both of you appreciate my model and that it starts to be accurate (on the front for the moment