hello i need some advice on an issue im having with my 1985 evinrude 115 i just recently had new ignition parts installed stator voltage regulator one new power pack and the rectifier but now when i take off it comes up and takes off at wot and boggs down it dosent die if i back the throttel back down to nueturel but some times it will run 2 or three minutes befor it does it but as soon as i back it down to nuetral and take back off it shoots back outta the whole on plane for a minute or two and does it agein it starts up everytime and idels fine i have put all new fuel lines on it and primer bulb and checked the fuel filter on the motor and changed the inline filter i put in it doese have the vro styl fuel pump but the oil side is not in use i pre mix my fuel any suggestion or help is well appreciated