Personal experience ,I have had 2 Fram oil filters blow apart at the rolled seam .Fortunately I discovered the puddle of oil before driving away . First time was on a Chev Cavalier ,second time on a Altima There will never be a 3rd time
DDrake C&C 26 > On Apr 4, 2014, at 11:31 AM, Rich Knowles <[email protected]> wrote: > > I’ve used a lot of Fram filters on street vehicles, boats and trucks and have > yet to have a motor failure that I could attribute to filter failure. > > That being said, I did a bit of net scouring and came up with this thread > which, if not alarming, is interesting: > > http://forum.miata.net/vb/showthread.php?t=497713 > > Rich > > > > > > > > On Apr 4, 2014, at 10:01, Bill Bina <[email protected]> wrote: > > The major problem that I am aware of with Fram filters is not what they > initially filter out, but that the element decomposes and sheds into the oil > supply, while at the same time, developing thin spots or holes that no longer > filter to the stated specifications. A lot of very well known engine experts > advise that they would never use Fram products in anything they cared about. > > Bill Bina > >> On 4/4/2014 8:44 AM, dwight wrote: >> I use NAPA Gold. >> >> Consider this; if your engine is running smooth with no imbalance or >> excessive vibration and it is properly lubricated with oil of the >> recommended grade that meets the appropriate API specs then the filter will >> have little effect. As long as the nominal size of wear particles produced >> under any wear regime is less than the hydrodynamic oil film thickness >> between moving parts (typically around 1 micron or slightly more) then they >> will not cause damage to the moving parts because they will never touch the >> moving parts with enough force to cause damage. Normal wear particles are >> typically less than 1 micron in size (major dimension). So unless the >> engine is experiencing abnormal wear which produces larger sized wear >> particles then the filter will collect only particles that cause no harm and >> only if its nominal pore size is less than the size of those small wear >> particles, that is, less than 1 micron. When abnormal wear starts and large >> wear particles get produced then these will get trapped on the filter >> provided they are larger than the filter pore size but by that time the >> engine will have already developed the abnormal wear problem and trapping >> those particles on the filter might at best, slow the progress of that >> abnormal wear, but not for long before something will fail. Of course the >> filter will help if large abrasive particles, like silica sand enter the >> system from outside. So the most important thing to do is the regular oil >> change with a good quality oil of the proper grade and actually with >> lubricating oil technology being what it is nowadays it is hard to find lube >> oil that is not good quality. Even no name lube oils meet minimum API specs >> nowadays. 50 operating hours in any one season is reasonable before oil >> change for most small engines like our sailboat engines and because filters >> are inexpensive it is a good practice to change the filter at the same time. >> In most cases if you dissected the old filter and washed the debris off the >> filter element and then examined that debris with a microscope you would >> find very few particles at all if the engine is running normally, so the >> filter would essentially be clean. If you found many large particles >> depending on composition, quantity, size and shape of those particles you >> may have an engine about to experience some failure. Filter debris analysis >> is widely practiced nowadays and has been found to provide early evidence of >> impending failure, and that early evidence can be critical where life >> depends on keeping the engine going, like with helicopters or planes for >> example. So if you really care about using a good filter then go the next >> step and try to examine what that filter is removing from the oil; that will >> be the best use of your filter and it will give you a good indication of the >> internal condition of your engine. > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > [email protected] > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > [email protected]
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