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Old Jan 4, 2007 | 10:54 AM
  #1  
NJLT1SS's Avatar
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Oil filter tech

Has anyone ever used one of these in place of their oil filter: http://www.gopurepower.com/ Here is the link to the video shot at the PRI show from LSX TV: http://www.lsxtv.com/index.php?strea...flv&playlist=1 I would like to know if anyone has had any personal experience with this oil filter, and if it really works like they say it does. How does it compare to disposable filters like Purolators, K&N's, or AC Delcos like most around here use. Any thoughts, comments, or experience with this?



Nick
Old Jan 4, 2007 | 01:03 PM
  #2  
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Wow...... $250 !!!!!

May be the greatest thing since the flush toilet, but they aren't doing themselves a favor by using questionable or misleading claims......

Increased Flow (our smallest filter tested at 20+ gpm)
Flows 20+ GPM compared to what? Is this the flow in GPM for some "standard" pressure loss across the filter?

Maximum oil flow volume doubles the flow of filtered oil.
The oil "flow volume" in a given engine is largely defined by the displacement of the oil pump. There can be minor changes in flow rate based on pressure loss in the filter (increased internal "slip" in the pump), but there is no way installing this filter will "double the flow".

Independent laboratory tested and competition proven to be over 90% more efficient than paper or fiber filters in removing 30 micron and smaller particles (most harmful to engines).
Paper filters may be limited in their availabilty to remove particles smaller than 30-microns. That's why some premium disposable filters use a synthetic filter medium that is capable of filtering much finer particles.

I'm not sure that its a given that 30-micron and smaller particle are "most harmful to engine". Moroso argues that anything below 20-microns just clogs the filter and gains nothing.

I'd also question the claim that it features "Cooler operating temperatures". While aluminum is a much better thermal conductor (~4X) than steel, the total resistance to heat loss is determined by the conductivity multiplied by the material thickness, and the aluminum case appears to be significantly thicker than the typical steel case on a disposable filter. If its 4X as thick, its going to run at the same temp as a steel case.
Old Jan 4, 2007 | 02:07 PM
  #3  
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One thing I thought was interesting was around the bypass... If others open at 10psi (I assume that is 10psi difference from sone side of the filter to the other?), what percentage of the oil is bypassing the filter during normal operation? How often is that bypass open?

Their filters also have a bypass, at 16psi.

Thoughts?
Old Jan 4, 2007 | 07:10 PM
  #4  
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looks like a load of crap....thats just me tho


Like anyone is going to take time to sit down and clean an oil filter, Not me

Last edited by mdacton; Jan 4, 2007 at 07:15 PM.
Old Jan 4, 2007 | 08:12 PM
  #5  
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i will stick with the AC filter.
Old Jan 4, 2007 | 10:50 PM
  #6  
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the a/c delco filters have one of the lowest micron filtrations and the highest burst rating of almost any filter. most of the oil bupassing is done by the filter adapter housing on most older engines. up to 90% of the oil is bypassed. it does not make economic sense to do this. if you see one a nascar or top fuel engine then there is a secret there. but without more substantial proof i think not

didn't slick 50 promise the world when it was released?
Old Jan 5, 2007 | 01:44 AM
  #7  
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Googling for any independent info on this filter, I found this:
http://www.uscfc.uscourts.gov/Opinio....PurePower.pdf

Cliff's notes:
PurePower sued the USPS to try and make them buy their filters. (USPS bought reusable filters from another company.) The court threw them out on their rears.

This is the only other thing I found that wasn't pure advertising copy:
http://www.vetteweb.com/tech/vet_050...st_oil_filter/

Reusable filter makes sense in high mileage apps like big trucks. In my vette it would take about 20 years to break even compared to premium throwaway filters.

Would make oil changes more of a hassle also.
Old Jan 5, 2007 | 06:44 PM
  #8  
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Question

Ok... and how exactly is this any different that System 1 filters that have been around for years?

http://www.system1filters.com/
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