A 50,000 dollar pickup should not need any type of mod. It should be able to do the job with out problem. And apparently some dont trust factory oil filters they add after market by- pass oil filter systems. And then add a after market coolant filters. After all you payed 45,000 to 50,000...

Any filter that bypasses at any time is not doing its job. And who can say that there filter is not nearly clogged after just 1,000 miles. The only true way to check is to check flow rate of the filter. Witch can not be done by the naked eye.

Improved 6.4 & 6.0 fuel filtersHere is what the ford dealer web said

Thats what every body needs to do is call and find out for your self. Ford is the one that insisted in the change to the filter. I know of a 2004 F350 here in town that has 294,000 miles on it that never been in the shop for any problem other than for oil and filter changes. The guy that owns...

The 4604 with out the O ring will not seal . The 4604 with the O ring seals . What makes this hard to find information on. Because there has not been a part number change only a filter change. The filter that has the O ring on it has the same part number as the one that dont. And Ford motor...

Motorcraft 4604 fuel filterHave found out through Charles Ledger <[email protected]> that there has been a change in the motorcraft 4604 fuel filter. And this is what he has told me .The filter shown in your photos are both manufactured by Racor. The filter with the O ring is an...

I have wonder why the dealer ship changed the complete HFCM instead of just the fuel pump and if they had just replaced the fuel pump they would have put in a new 4604 and I would have never known the diff.

And I have changed the fuel filters on a lot of the 6.0 power strokes and have all ways used the motorcraft 4604 or the 4606 depending if it was a F series or E series and have never questioned the filters untill now

These trucks will do a lot better with clean fuel I have been a diesel mechanic for all most 40 years and 99 percent of injector problems are fuel related. And oil filters and fuel filters and oil is cheaper than an engine or injectors. and as usual ford as blown this off instead of fixing the...

fuel filtersFord dealer has done all filter and oil changes. And the truck has 144000 miles on it and I am tired of the ford dealer replacing parts and not fixing problem. I have had this truck serviced every 4000 miles give or take 2 to 5 hundred miles. Ford dealer replaced HFCM 4500 miles...

O ring on fuel filterI have been to 3 diffrent ford dealers that had a new HFCM in stock had them pull filter out of the HFCM and all the had O rings on filter all 3 HFCMs were motorcarft part No. 6C3Z-9G282-AA go to a ford dealer and check for your self

The filter without the O ring is a 4604 motorcraft I removed the HFCM and removed the fuel pump from it took the 4604 fuel filter and snapped it on the cap installed it in to the HFCM and looked in the hole where the fuel pump gos and it likes about a 16th of an inch of touching where it is...

filter problemsMy truck is a 2006 F350 and I am in the Texas panhandle 20 miles from Oklahoma line

filtershere are the pic of the filters both are motorcraft one with O ring is from a new motorcraft HFCM and the other is a motorcraft 4604 witch is suppose to be the replacement

Yes I all ways use motercraft filters the new HFCM is a motercraft PFB-93 6C3Z-9G282-AA. And the only way to get correct filter is to buy a new motorcraft HFCM . Ford dealer checked in to it and told me that Racor witch makes the HFCM and the motorcraft replacement filter . Changed up the...