racetronix fuel pump
Not according to Racetronix. I'm still waiting for them to answer my above post. I think you're right too.

For how many years and miles did you run your pump before the alleged failure?
I suppose I've been fortunate since my Racetronix pump has been on my Firehawk supporting +450 rwhp for over 50,000 miles and 3 or 4 years with no issues

I've been running it through FAST 36 lb. injectors for the past year and a half and ~15K miles FYI
And for the record, my pump lasted about 300 miles.
And for the record, my pump lasted about 300 miles.
All Walbro pumps are tested at the factory. Racetronix runs random QC checks as well which is far more than most vendors offer.
As stated numerous times before, 9/10 pumps sent back to us have nothing wrong with them. The problem is usually installation / vehicle related.
There should be no reason why one customer can run their pump for 4 years / 50,000mi (which accounts for 99%+ of our customers) and the next person 300 mi. It all comes down to how it was installed and used.
ArcticZ28, did you send your pump in to be examined and tested?

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ArcticZ28, did you send your pump in to be examined and tested?
This all begs the question of, if there was proper research and testing done on these, why are they apparently so easy to install or operate improperly? Much of the R&D process is providing error avoidance, which it doesn't sound like much was built into these. If this were a problem with many other pumps, it would just be the nature of the beast. However, I don't quite see that. Maybe I only have a limited view of the fuel pump market, so please feel free to prove me wrong. I just don't see how something so vital to the car can fail so easily, whether it be user or construction error.
There are many ways a customer can mess up a fuel pump installation. Our manual has a great amount of detail with color pictures. Many people don't bother reading the manual which is evident by some of the support questions we get. This is unfortunate as the details are everything when it comes to avoiding problems. We could make our manual the size of an encyclopedia to help unskilled people avoid problems but would they read it and if they did would they follow it? We always tell people to flush their tanks and not to use the trap-door method but people do as they please. We tell customers not to use E85 but they do not listen. It is all about using common sense and being thorough which comes with training and experience. This scenario is not unlike asking why two people can install the same camshaft made on the same day and one runs for 100,000+ miles and one doesn't make it much beyond break-in.
The proof is in the sheer numbers out there running fine. To put things into perspective we get more pump callbacks on older f-body cars as a percentage of the numbers sold. This is because of old metal tanks being full of junk or because the tanks do not have a proper seal and they are left to sit during the winter months with condensation in the tank. In the spring customers go to start their cars and the pump is seized up. Customers automatically assume it is a defective pump because they did not put any miles on it so when we try to explain that their pump was corroded inside they have trouble understanding how it could happen and why the pump can not tolerate that type of neglect.

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What type of pump is the stocker? Is it vane or geroter?
If it is vane instead of geroter, then obviously that style is much more forgiving to debris and condensation (I have used the stocker for 7 years now - never putting more than 5K miles/year, sometimes only 600mi, car sets in unheated garage for winter months with no precautions other than addition of fuel stabilizer) with absolutely no problems - car fires up 1st time, every time and I have never drained/flushed tank, nor changed out filter strainers on fuel bucket. Albeit the vane style may not be conducive to high performance such as the geroter.
If it is geroter like Walbro - then I don't understand the differences in how they must be treated?
Again, this is just me, trying to understand the operational differences between the stock pump and Walbro pump - be it yours, or anyone elses.
Sorry if this is too far off subject but why is this? I have a racetronix PnP system still in the box right in front of me. Should I go another route?
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Manufacturer / Distributor of Automotive Fuel Systems, Components & Electronics
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Last edited by Racetronix; Mar 26, 2007 at 06:37 PM.
The factory pump is a vane type:
http://www.racetronix.com/Fuel_Pump_Ident.html
We sell more Walbro replacement pump kits in late spring / early summer than any other time of year because customers are replacing failed factory pumps. This is more common in older cars with metal tanks. As the cars with plastic tanks age we expect to see the same trend because gaskets will dry up allowing moisture in and debris being pumped in from gas station holding tanks will build up. Using fuel stabilizer and topping up your tank is a smart move. Many people consistently run their tanks low and park their cars or leave the fuel system unsealed over the winter while their motors are being done. In the spring we see a steady stream of corroded pumps and injectors.
Our web ad covers what type of pump we use in detail.
All this info is assuming pump failure BUT we can not emphasize enough that in MOST cases the few pumps sent back to us have nothing wrong with them. Most customers do not have the technical training and tools to properly diagnose these new pump systems so part-swapping is their preferred method. In the older cars it is easy to block off lines and check pressures, bleed-down etc. In new cars with plastic lines and push-lock fittings it requires special tools and a good understanding of how the system operates.

Manufacturer / Distributor of Automotive Fuel Systems, Components & Electronics
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The Racetronix system can be run below 1/4 tank BUT we do not recommend extended bouts of heavy acceleration under 1/4 tank. The bucket does have a finite reserve capacity as well as a recovery time. The more HP a motor makes, the more fuel it will use and the quicker the bucket will be emptied. All too many people push their cars while the tank has not much other than fumes left and this is where the problems start to develop.
We do not make the Walbro pumps. We test them and add the proper hardware to make them F99 application specific.

Manufacturer / Distributor of Automotive Fuel Systems, Components & Electronics
Please support a Racetronix dealer near you for personalized service.
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