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Mechanical Fuel Pump

Fordication

Well-Known Member
Joined
Jun 29, 2021
Messages
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Location
Houston, Tx
Ok so I tested my pump and it is not a steady flow. As a matter of fact it pumps fuel about every 3 seconds as my wife turns it over. Like on off off off on off off off. Not a steady stream until it pumps but it pumps and the motor turns over for a few secs than it pumps. So its a pulse but to me it seems like that's not right and I cannot find a video anywhere on the internet showing the flow out gas. Like FM there is no gd video anywhere.
 
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the mechanical pump squirts in spurts, like the way blood spurts out in a horror movie, when someone gets their jugular vein cut. as I said in the other post, the FSM says it should pump about 1 quart of fuel in about 1 minute of cranking.
 
the mechanical pump squirts in spurts, like the way blood spurts out in a horror movie, when someone gets their jugular vein cut. as I said in the other post, the FSM says it should pump about 1 quart of fuel in about 1 minute of cranking.
I am done. New carb. New hoses, new fuel pump, new filters. That leaves the timing gear. I do not have the time to deal with this BS.
 
What engine is it ?
Big blocks use a pushrod that can wear down causing reduced or minimal flow , small blocks use a cam bolted to the front of the camshaft the pump should push fuel with every second crank rotation or 1 full rotation of the cam would be a full cycle of the pump so if the engine is cranking normally it should be every second approx .
 
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