You should monitor the fuel pressure while you are driving to see if there is a correlation. Mark Robert Keezer wrote: > > Yes Steve, Dave > -looked there and the entire air intake is air-tight. I just finished swapping a AFM from a friends vanagon- still the same. I thought so. > Not an AFM problem. > I The one thing that stands out now loud and clear- the engine can't take a load. It will idle and rev smoothly-as soon as you put a load to it that is let out the clutch, it revs-cuts-out over and over again. If you do it very gently you may get three blocks before it happens again. > > So now I'm trying to figure out why. What is the engine not getting that it needs- it has air-fuel spark- ? I'm going to look at the fuel supply again. Load demands more fuel- if the pressure is dropping, then maybe the fuel pump is bad. I put a bottle of Heet. > > Maybe large filter is clogged- anyway- I'll be looking at it all closely. > Won't be til Sunday. > > thanks- > > Robert |
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