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Quadrajet Vacuum Hose Issue
Posted: Mon Oct 07, 2013 12:28 pm
by todd brinkerhoff
Anyone familiar with the clear vacuum hose that runs from the front of the carb to the fuel pump? The engine is running like crap, so I pulled off this hose and there is fuel flowing out of the hose from the fuel pump. The other carb has no fuel in this hose. As soon as I pulled the hose off the troubled engine, it immediately smoothed out.
Re: Quadrajet Vacuum Hose Issue
Posted: Mon Oct 07, 2013 1:02 pm
by koviak
Fuel pump has failed. This is doing what its supposed to do by sending fuel back to carb in event of failure.
Only marine fuel pumps do this as not to leak in the bildge. May have a pump at the house (new), will check later. Let me know if you want it and its yours. Fits crusader 454cu.in.
Re: Quadrajet Vacuum Hose Issue
Posted: Mon Oct 07, 2013 1:05 pm
by todd brinkerhoff
koviak wrote:Fuel pump has failed. This is doing what its supposed to do by sending fuel back to carb in event of failure.
Only marine fuel pumps do this as not to leak in the bildge. May have a pump at the house (new), will check later. Let me know if you want it and its yours. Fits crusader 454cu.in.
Great....I will definitely want it if you have one...
Thanks!
Re: Quadrajet Vacuum Hose Issue
Posted: Mon Oct 07, 2013 8:30 pm
by koviak
Send me a PM with your address and cover shipping and its yours. Dennis
Re: Quadrajet Vacuum Hose Issue
Posted: Tue Oct 08, 2013 6:24 am
by RWS
these style of mechanical diaphragm fuel pumps will give no warning before failure and should be replaced at least every 10 years IMHO.
If the other side or check valve fails it can fill the crankcase with gasoline.
I researched and bought mine at NAPA. Yes its a marine pump but at a far more reasonable price.
you can always keep one of the old ones as an onboard spare.
RWS
Re: Quadrajet Vacuum Hose Issue
Posted: Fri Oct 25, 2013 1:10 pm
by todd brinkerhoff
Hey,
Just wanted to extend a THANK YOU to Koviak for hooking me up with a new fuel pump. It arrived in the mail. Your item was shipped today and is on the way. Thank you again for your help!!!! Awesome people on this forum!!!
Todd
Re: Quadrajet Vacuum Hose Issue
Posted: Sat Oct 26, 2013 5:53 pm
by koviak
Glad I could help you out Todd. Dennis
Re: Quadrajet Vacuum Hose Issue
Posted: Sun Oct 27, 2013 12:18 pm
by summer storm
Now why can't the rest of the world act like this.