Hello dear community, I have the following device and I’m about to light the mill! Speedfight 2 100 S2AB Dellorto PHBG 21 DS Racing Black Edition, HD 85, ND 45, needle clip middle, 50g float, 40er slider Polini Boost Bottle NGK BR8ES Cylinder – Piston – Membrane – Seals/Rings (except for the KW) renewed after eater through broken oil pump / runs now mixed with 1/50 ? before the change the box ran despite fresser better than now… 17.5 carburetor with a 65er HD was on it ( with which the car does not even start now)!!! now to the problem… with the current spray it stutters when starting up to approx. 40kmh and then it goes with hardly any speed further up to almost 65… more is not possible. The following I have already tried HD 105, ND 50 (minimally rubbed) ? accelerated up to approx. 60kmh (depending on the mix setting more or less) ? speed goes down (as would no sprite come) ? bang with puncture flame back out ? accelerates again something ? the whole starts from the front HD 100, ND 50 (minimum rubbed) ? accelerates to about 50kmh (depending on the mix setting more or less) ? speed goes down (as would no sprite come) ? bang with puncture flame back out ? accelerates again something ? the whole starts from the front HD 95, ND 50 (minimum rubbed) ? accelerates to about 40kmh (depending on the mix setting more or less) ? speed goes down (as would no sprite come) ? bang with puncture flame back out ? accelerates again something ? the whole starts from the beginning HD 95, ND 45 ? super train for a second ? stutters up to 60 (no matter what mix setting) HD 90, ND 45/50 ? stutters up to 30 (no matter which mix setting) ? with hardly speed up to 45 etc. have tried from HD 60 – 110 / ND 45- 55 / 40g and 50g floats / 40s and 50s slide / needle clip in all positions, all combinations and settings… have the faxes thick! Would be very grateful for “suitable” or even solutions! In the sense of the Möhr e of course THANKS