[T2] Powerless 1800 cc

[Dave Gillingham]

I’m guessing the fuel pump.  I suggest going with an electric pump

Sent from my iPhone

> On Apr 19, 2018, at 6:46 AM, John Sheldon <sheldon67 at verizon.net> wrote:
> 
> 
> 
> So, my 74 bus has a stock 1800 cc engine with OEM carburetors which were
> overhauled over a year+ ago.  
> 
> 
> 
> Now, after warming up and running for about 30 minutes, I lose power while
> at speed (55 mph).  When I pull to the side, engine will idle fine after
> re-starting.  Then, when trying to accelerate, it loses power immediately
> down to the point that it wants to sputter out.  Re-starting occurs again -
> nice idle then no power when accelerating, etc.
> 
> 
> 
> Ignition is good.  To be safe, I just changed distributor to Pertronix.
> Working great.  Problem was before this.
> 
> 
> 
> Fuel pump was new a year ago - OEM pump - last one on the shelf at a local
> (Baltimore) shop.  Going to check fuel pressure once I get a gage. 
> 
> 
> 
> Have removed air pump when I swapped engine two years ago - not part of
> picture for a while.
> 
> 
> 
> I am thinking carburetor floats - but then why 30 minutes before it happens?
> 
> 
> 
> As a side note:  While putzing around with this I managed to break a lead on
> the left choke heater.  Trying to find these for an 1800 engine seems to
> require that I deal with companies in the Vaterland.
> 
> 
> 
> Any ideas?
> 
> 
> 
> John Sheldon
> 
> Columbia, MD
> 
> 
> 
> P.S. 
> 
> 
> 
> At this point I am thinking of changing to an aftermarket carburetor system.
> I have tried to keep it original up until now. 
> 
> 
> 
> Any thought on this would also be appreciated.
> 
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