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george morrison
11-27-2002, 16:35
One of the fellows over at http://forums.thedieselstop.com/ubbthreads/postlist.php?Cat=&Board=UBB33
has completed fuel testing on his Ford Powerstroke. The "before" fuel was among the dirtiest at 21/18/14 (40,264,830 particles per gallon >2 microns, 6,434,500 particles per gallon >5 microns and 510,975 per gallon particles greater than 15 microns). Water at 65 ppm.
AFTER a new fuel filter, it is the *first* vehicle to make (>5 microns) or come close to target.
Results were 16/13/10 (target 15/13/10) or
1,862,220 particles/gallon >2 microns, 146,025/gallon particles >5 microns, and 18,925 particles/gallon >15 microns. Water content was essentially unchanged at 62 ppm. This filter is yielding over 96% removal of the greater than 5 micron particle component; the one most affecting fuel system life. This is one excellent filter!
Additionally, he tested a fuel filter with 16,000 miles operation and filtration performance was not as good as the new filter, reflecting the degradation in cellulose media that takes place as it absorbs water, weakens and micro-channels. The 16,000 mile fuel filter tested at 18/15/10, allowing over 5 times the particles to pass through the fuel system.
The numbers were 9,292,175 >2um, 1,048,445 >5um, and 34,065 >15um. Even one ISO number increase reflects a doubling of the throughput dirt.
Moreover, it looks like International learned its clean fuel lesson with early Heui failures and has installed a very efficient OEM fuel filtration system in place with the Powerstroke installation..
This is the first OEM fuel filter I have seen rendering this level of filtering capabilities.
George Morrison, STLE CLS

[ 11-27-2002: Message edited by: george morrison ]

[ 11-27-2002: Message edited by: george morrison ]</p>

Corndog
11-27-2002, 18:55
George
Was the filter for the new 6.0 or the 7.3

Corndog

george morrison
11-27-2002, 20:29
It was for the new 7.3. As I mentioned, International/Navistar was, like CAT, learned early in the injector replacement under warranty school of replacement with their version of the Huie injector system, thus the installation of a very efficient fuel filtration system, ala CAT.

ardmore
11-27-2002, 21:55
George,
Who is the manufacturer for the Powerstroke fuel Filter?

Don

george morrison
11-27-2002, 22:06
I am fairly certain the manufacturer is Racor...
They do have a primary filter in the fuel tank but it is primarily a 'bricks and birds' type filter. I am amazed with the level of filtration they are achieving with essentially a single stage filter.
George Morrison, STLE CLS