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wolds's Avatar
 
Join Date: Oct 2012
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I think it's time for a fuel pump

I've owned the car since August of last year and thought it would be a good idea to replace my 30 year old pump over the winter, so I got the car up on stands yesterday and pulled the protective plate. Look what I found. A nice little time bomb just waiting to go off. It wasn't leaking bad enough to drip on the floor, but the piece of foam between the pump and the plate was soaked. Additionally the two mounting points for the pump were both broken so all that was supporting the pump were the hoses. The takeaway from this was, Check your pumps if you haven't, this could have been bad. Warren

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Lorraine 83 SC CAB RoW
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Old 12-24-2013, 03:24 AM
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You're very lucky you checked that out when you did.

You may want to play the lottery tonight.
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Old 12-24-2013, 04:24 AM
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Preventive maintenance.....

Warren,

Good finding the condition of your main fuel delivery system before any problem develops. This would be a good time to replace old and brittle fuel lines. Len Cummings (BoxsterGT) has replacement fuel lines comparable to OEM lines if you decide the need to replace some of your outdated fuel lines.

Merry X'mas to all and say hello to Beth.

Tony
Old 12-24-2013, 04:35 AM
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Tony,

I'll be checking and/or replacing the lines as well. I was under the car to change M&T mounts along with stabilizer links and bushings. See you in Hershey? Warren
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Old 12-24-2013, 04:48 AM
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mine died last week and had to tow my car to the mechanic.
check and replace if yours is old.
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Old 12-24-2013, 12:08 PM
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Can anyone tell me if there is supposed to be a small piece of foam between the fuel pump and the steel pan that covers it and the steering rack? Mine had one, but I don't see the purpose of it nor do I see it in PET. It appears that mine was soaking up water and contributed to the corrosion that you see on the picture of the pump that I posted above. Warren
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Old 01-03-2014, 09:13 AM
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I have a fuel pump available if you are interested.
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Old 01-03-2014, 09:40 AM
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I already picked one up, but thanks for the offer. Any thoughts on the foam question? Warren
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Old 01-03-2014, 10:56 AM
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I just took mine out over last weekend and did not see any foam. Seems like a bad place for something that would soak up water.
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Old 01-03-2014, 11:00 AM
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I'm thinking that someone added the foam to keep the pump from rattling on the cover due to the broken mounts. I'm guessing that this caused the majority of the corrosion. Warren
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Old 01-03-2014, 11:08 AM
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I found a piece there when I changed out my original pump (on a 89).

Doyle
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Old 01-03-2014, 12:30 PM
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Dang, good call on checking it when you did.
That looks like an artifact from the Titanic

Or like the master cylinder that I pulled off my 62 VW last year
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Last edited by dave 911; 01-03-2014 at 12:41 PM..
Old 01-03-2014, 12:36 PM
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You could use closed cell foam in its place which would not hold water
Old 01-03-2014, 03:01 PM
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That's a thought although if it doesn't contact the cover I don't see the point of adding it. Warren
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76 BMW R90S
76 BMW R60/6
Old 01-04-2014, 05:53 AM
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Fuel pump.......

Warren,

Do you have the FP bracket on rubber mount? If not, I would place a strip of rubber material between the FP and the metal band. I've never seen a CIS FP wrapped with insulation foam. As a matter of fact, the FP should be exposed to air flow for additional cooling (fuel flow acts as coolant).

Tony
Old 01-04-2014, 07:30 AM
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Tony,

I have ordered a new mount along with the rubber isolators and the band clamp. The old pump wasn't wrapped in foam, just painted black. The foam in question was a rectangular piece sandwiched between the pump and plate which as I said in my last post doesn't make sense to me as I would expect an air gap between the plate and pump for air circulation. Warren

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2003 C4S coupe
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76 BMW R90S
76 BMW R60/6
Old 01-04-2014, 08:29 AM
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