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View Full Version : Fuel line question - filter to IP



JTodd
12-07-2010, 04:27
I am chasing a fairly serious fuel leak. It is coming from the rear of the engine, and so far I have change the fuel filter lower o-ring and replaced the spring clips with screw type hose clamps. The leak is still there. And by leak, I mean that it will pour out the entire contents of the fuel filter bowl. There is no apparent degradation in engine performance. It starts and runs without any fuel starvation issues. The odd thing is it appears to leak worst when the truck is not running

My next step is to replace the rubber fuel lines on both sides of the fuel filter bowl. The big question is that to replace the two lines between the filter and the IP, do I need to remove the intake manifold?

While asking, how far down does the rubber line go before attaching to the metal line coming from the lift pump? Sorry for the questions, but it is cold out (9* yesterday morning) and it is warmer inside by the computer.

JohnC
12-07-2010, 11:37
You would probably get better results posting in the 6.5 forum, but, answer to your question is "no, you do not need to remove the manifold." Remove the filter from it's mounting and you can fish the hoses. BTW, only one goes to the IP. The other is the water drain. The 2 lines at the firewall, one lift pump and one return, are only about 6" long. If not properly secured to the bell housing they can rub through on the firewall.

JTodd
12-07-2010, 18:20
My bad. I was wondering where my thread went.