rebuilt engine won't start with Weber carb
#1
rebuilt engine won't start with Weber carb
Howdy, so I just put in a rebuilt 22r and put a Weber redline carb on it and the carb doesn't seem to be getting any fuel. When I poor gas directly into the carb it starts, but doesn't continue to run. Anyone have any ideas? Any and all help is greatly appreciated.
#4
I have a posi-flo electric pump w/ Mr.gasket regulator set at 2.5 psi the Mechanical is still hooked up; and not sure if its the correct way. With the mechanical installed as well. Seems to be okay though and run fine. I recently purchased a Carter 4070 electric pump, that does not need a regulator, haven't hooked it up though.
Is this a new carburetor, No fuel is in the float bowl?
Is this a new carburetor, No fuel is in the float bowl?
#5
No I pulled the gas line leading to the carb and it was dry as a bone. And the carb is brand new, thanks to ya'll by the way. It was this forum site that ultimately saved me a big hassle buying a "new" 22r. But the fuel pump is one of the few things I didn't plan on replacing. (Apologies for the length) I've been told that the mechanical fuel pumps can go bad sitting for a few months. My trucks been outta commission for at least 6 months now.
#6
Sounds like you found your problem. Upgrade fuel pump and install a good filter and pressure regulator. Sounds like you already have spark if you got it to run with external input.
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#8
Sorry, PO did all that stuff to my truck before me. I don't really see any brand names on anything, so I assume it's all universal stuff, likely from Summit or similar vendor. I know Redline carries a lot of stuff for fuel delivery, perhaps see what they have, then it will all match
#9
Well I ordered a Carter p4070 (thanks Blackstone, after looking up yoursi found it to be the one Weber recommends) and installed it today. I also got a glass filter right before the pump, it doesn't seem to be pulling much fuel though. I was wondering if anyone knows why this could be? With the filter it's a plastic cylinder inside a glass cylinder and the plastic seems to fill with gas but the glass doesn't, also I seem to have bubbles coming from the "out" side (from the pump). Do I need prime the fuel line? My main concern is burning up the fuel pump trying to get fuel to it at this point.
#10
I looked at my truck and I've got a filter just like you're describing out at my gas tank/fuel pump, I don't see much gas in the clear part (but I haven't observed it while running yet). The PO installed a 2nd fuel filter in the engine bay, it's a Part # VAG 6N0 201 511A cylindrical filter, if you google part number you'll see examples and I think they're universal as long as the fittings are the correct size. From there, the line enters a fuel pressure regulator, then a gauge, then into the carb. I think he used the LCE kit for the reg and gauge: http://www.lceperformance.com/Fuel-P...-p/1035056.htm
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