Does it go compleatly threw the rpm range? My heater grid got stuck on and melted the sm, hose that goes from the intake to the afc, I could go 23mph max! So if you can rev out in gear, just low on power I think that is not the issue. But I do think the arm is not traveling on the plate correctly, or stuck! I stumbled across a VERY helpful utube video explaining in detail everything about the bosh p7100! Surch for something along the lines of "how does a p7100 work" I'm sure you can find it! If I remember correctly there is 2 screws on the back, fire wall side of the pump, with the afc off turn the screws one or the other and it raises or lowers the arm ware it touches the plate. That's all I've got 4 u

 

Could be a number of things, start out with the basics and work from there. Make sure you're getting good fuel pressure, check the pre-filter and fuel filter. How much boost are you seeing on your boost gauge and what are your EGTs? If there's no smoke - especially with having starwheel maxed and AFC housing forward, you are (obviously) having a lack of fueling issue. So make sure your getting good fuel pressure. Check your AFC boots Try removing the AFC foot (temporary), just to see if you get some smoke (fuel) going. Someone will correct me if I'm wrong. I'm no expert just trying to help.

 

the governor arm could have become damaged and isn't allowing proper travel.

don't worry about checking it, I have no clue what I am talking about.