Date: Thu, 20 Jun 2019 13:11:33 -0700
Reply-To: Mark Belanger <mbelanger@GMAIL.COM>
Sender: Vanagon Mailing List <vanagon@gerry.vanagon.com>
From: Mark Belanger <mbelanger@GMAIL.COM>
Subject: Re: Bus Depot: Pierburg Fuel Pump
In-Reply-To: <CAMjSMWv1YX3TGAY_psdkd5Wn79PAxG-hiU2Z0EZ-0Xu_Y-JmHw@mail.gmail.com>
Content-Type: text/plain; charset="UTF-8"
After scorching my throat that first time, I wised up and started carrying
a siphon doohickey to keep my lungs out of the loop. Though, sounds like
the Delphi has been keeping you unlocked, so perhaps it's unnecessary.
-MB
On Thu, Jun 20, 2019 at 1:04 PM Ryan Cresawn <jrcresawn@gmail.com> wrote:
> Mark,
>
> I agree with your diagnosis of vapor lock. A few people in Arizona with
> air-cooled Buses have told me the same thing.
>
> Ryan
>
>
> On Thu, Jun 20, 2019 at 12:21 PM Mark Belanger <mbelanger@gmail.com>
> wrote:
>
>> Ryan,
>>
>> That sounds an awful lot like vapor lock. You need to remove the hose
>> just before the fuel injection rail (or carb) and suck on it until fuel is
>> flowing again. I had to do that on a '78 Jeep CJ in the middle of nowhere
>> and I thought I was going to die, but we got moving again.
>>
>>
>> -MB
>>
>> On Thu, Jun 20, 2019 at 11:47 AM Ryan Cresawn <jrcresawn@gmail.com>
>> wrote:
>>
>>> In early August 2017 I drove my 2.1 liter 1991 Vanagon into Roswell, New
>>> Mexico and the engine stalled at a stoplight while at idle. There were no
>>> problems during the prior 1,700 miles of the trip. It was hot on that day
>>> in Roswell. The Vanagon sat on fresh asphalt and the ambient air
>>> temperature was around 100 F degrees. I'm sure the road surface was
>>> hotter
>>> than the air temperature due to the clear sky and bright, late-afternoon
>>> sun.
>>>
>>> After the engine stalled I was not able to start it and my brother and
>>> two
>>> police offers pushed the Vanagon to a parallel parking space on a side
>>> road
>>> near the courthouse. My brother and I began some simple diagnostic work
>>> and
>>> weren't able to determine what caused the stall. After about 45 minutes I
>>> started the engine and it ran perfectly for the rest of the drive to
>>> Tucson, Arizona. I never determined with certainty what caused the stall
>>> that day.
>>>
>>> About 6 weeks later in mid-September in Tucson, the engine stalled again.
>>> The solution was again to wait about 30-45 minutes and then the Vanagon
>>> was
>>> ready to drive. My conclusion about these two stall events was that they
>>> were caused by excessive heat and possible fuel starvation. My fuel pump
>>> was a Bosch. My fuel filter was about 2-months old. I decided to research
>>> fuel pump options with a focus on temperature operating range.
>>>
>>> I could never find the temperature operating range rating for the Bosch
>>> so
>>> I replaced it with one made by Delphi. I chose it because of this claim
>>> from the manufacturer: "Rigorous OE-testing ensures the pump can
>>> withstand
>>> extreme temperatures ranging from -25 to 150F". The Delphi fuel pump has
>>> a
>>> foam sleeve which I assume is designed to insulate the fuel pump and slow
>>> temperature changes within the pump. I also replaced the 2-month-old fuel
>>> filter. This is the fuel pump:
>>>
>>> https://www.rockauto.com/en/moreinfo.php?pk=1111641&cc=1286614&jsn=1
>>>
>>> Here is a link to a photo of the Bosch and Delphi pumps. Note the
>>> diameter
>>> difference and wiring connector differences.
>>>
>>> https://photos.app.goo.gl/m5qyHGsqST6xjrBv5
>>>
>>> What I don't like about this pump is that the wire connectors for the
>>> Bosch
>>> fuel pump must be replaced with a different style to fit the Delphi fuel
>>> pump. Also the Delphi is slightly longer and requires new fuel hoses that
>>> will accommodate the pump's different position in the fuel pump mounting
>>> strap. But what I like about the Delphi fuel pump is that it has not
>>> failed
>>> me in nearly 2 years here in the Southwest on several trips in
>>> temperatures
>>> over 100 F degrees. Prior to buying the Delphi I searched the Vanagon
>>> mailing list, but I couldn't find any opinions on the Delphi fuel pump. I
>>> knew I was taking a chance on it, and so far I'm happy with my choice.
>>>
>>> Ryan
>>> 1991 Vanagon GL Westfalia Camper
>>> Tucson, Arizona
>>>
>>>
>>> On Wed, Jun 19, 2019 at 9:30 PM OlRivrRat <OlRivrRat@comcast.net> wrote:
>>>
>>> > Steve
>>> >
>>> > This is the Fuel Pump I have been running with on my 90Westy
>>> for
>>> > 8Yrs
>>> >
>>> > & 66000Mi's & it shows no signs of giving up yet ~
>>> >
>>> > https://tinyurl.com/y4ou2cfz
>>> >
>>> >
>>> >
>>> >
>>> >
>>> >
>>> https://www.amazon.com/Bosch-69100-Original-Equipment-Replacement/dp/B000BZIC90/ref=au_as_r?_encoding=UTF8&Make=Volkswagen%7C74&Model=Vanagon%7C963&Year=1990%7C1990&ie=UTF8&n=15684181&s=automotive&vehicleId=3&vehicleType=automotive
>>> >
>>> >
>>> > On 19 Jun , 2019, at 8:51 AM, Steve Williams wrote:
>>> >
>>> > > I'm curious about the Pierburg brand fuel pump on the Bus Depot web
>>> site:
>>> > >
>>> > > http://www.busdepot.com/251906091
>>> > >
>>> > > I had a problem with fuel delivery last year, so I'm certainly
>>> willing
>>> > > to pay a bit more for an important component like the fuel pump.
>>> Maybe
>>> > > Ron Salmon will comment on that selection.
>>> > >
>>> > > Here are prices I see this morning:
>>> > >
>>> > > Bus Depot Pierburg: $219.95
>>> > >
>>> > > GoWesty Aftermarket: $52.45
>>> > >
>>> > > GoWesty Bosch: $122.45
>>> > >
>>> > > Van Cafe/RWM Bosch: $149.95
>>> > >
>>> > > Honestly, I enjoy paying more for peace of mind, on the advice of
>>> people
>>> > > I trust. And I trust Ron, having gotten some good support from Bus
>>> > > Depot last year. So is it worth the extra money? My Bosch fuel
>>> pump is
>>> > > working fine now, but I like to travel with a spare.
>>> > >
>>> > > https://sbw.org/sbwsty/
>>> >
>>> >
>>>
>>
>>
>> --
>> ________________________________________________________________________
>> Mark Belanger - mbelanger@gmail.com
>>
>
--
________________________________________________________________________
Mark Belanger - mbelanger@gmail.com
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