Sorry about linking to this site that requires sign in but I don't know of one that will allow direct linking. If someone smarer than me can help me out with this I can provide pictures much faster and easier.
Filter Failures
Filter Failures
I pray this is the casequote:
I'd bet that percentage wise, this represents a small number of the oil filters he sees.
Given our paranoid nature ..this visual evidence of "what if" ...will have us in a stampede to the highest quality filters on the market.quote:
However, I do think using high quality air/oil filters is an excellent idea.
The clicker bypass design was suspect from the beginning. The concern now seems justified.quote:
Originally posted by lubeowner:
As I said before almost every clicker bypass, or Fram built filter we have opened since this study began has had some type of damage.
You'll have to take the plant tour...quote:
Originally posted by edwardh1:
"One thing about Champion Labs quality control is that every spin on filter manufactured is tested for leaks before it is allowed to be packaged ( actually before the can is painted). "
________
How is this leak check done and where is the leak that you are looking for? Seems like all filters would "leak" thru the media?
That one looks VERY much like the 12 or 13 year old Fram Extra guard that I inspected last weekend.quote:
Originally posted by lubeowner:
Try these-for the nonbelievers
http://groups.msn.com/OilFilterStudy/shoebox.msnw?action=ShowPhoto&PhotoID=37
I don't think he's saying the "clicker bypass valve" is damaged. I believe he's saying that filters with the "clicker bypass valve" show some damage to the media.quote:
Originally posted by Filter guy:
Can you post pics for all to see of just the clicker valve that are "damaged".
Or explain how you've determined the valves are damaged.