hi guys and gals ne1 know where the water is supposed to exit the engine 1962 evinrude 40 hp model 35530L serial 05923 and by those numbers is it really a 40 hp there a 3 holes upper leg 1 about an inch or so in diamter and 2 small say 3/8" holes under that and another hole real close to the prop after running motor looks like exhaust is there down by prop but what about the water trying to see if need water pump and therm immed or could use light use just to get on water i suppose i could run it in can and see if it gets real warm or not i do have an infrared temp gun could use what would head temp be or best place to check temp