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View Full Version : FL820S Filters Are Shorter



pantheroc
04-30-2009, 07:38 PM
What's up with the shorter filters out now? Or is this a special offering to a high volume FLAPS?

The UPC number and the Ford part numbers are exactly the same on the boxes.

ImpalaSlayer
04-30-2009, 07:44 PM
prolly costs 50 cents less to make yet you pay the same

TAKEDOWN
04-30-2009, 07:46 PM
Hmmm... As long as they do their job!

a_d_a_m
04-30-2009, 07:50 PM
Hmmm...I was thinking about going back to the FL820S after I use up my K&N's (have 1 left and 1 on the car from a recent change).

I'm sure it's probably fine, but part of me can't help but suspect that there's some sort of negative part of the smaller filter....

CRUZTAKER
04-30-2009, 08:06 PM
WTF?

I thought something was wierd the last time I bought one.

pantheroc
04-30-2009, 08:10 PM
I suspect one layer of holes was probably taken out, thus more restricted flow.?. I didn't compare the guts, but will have to on next purchase. I'll probably hoard what I can find of the larger ones.

merc
04-30-2009, 08:22 PM
The bean counters are at work again. :confused:

musclemerc
04-30-2009, 08:25 PM
A couple of months ago I read about the 820's losing about 3/8" in filter material. Time to move to an old fashioned FL-A1

ctrlraven
05-01-2009, 05:58 AM
PM RoyalPita "Brian" he has the 411 on it or he might chime in.

Got_1
05-01-2009, 02:50 PM
i didn't even notice they were shorter and i work at a ford dealership. but ya like what was said, if you still want a large filter then you could always run the FL-1A

Shora
05-01-2009, 03:01 PM
i didn't even notice they were shorter and i work at a ford dealership. but ya like what was said, if you still want a large filter then you could always run the FL-1A

First, I didn't know that the FL-1A was plug and play for the 4.6 DOHC.

Also, I heard that going with a larger filter than recommended can cause the oil pressure to drop a few.

Personally, I ONLY use motorcraft filters on all my Fords and I still have a few 820s in stock. However, I will not be using these new CHEAPER versions of the 820s unless someone cuts them up and measures the filter media and it's the same as the standard size 820.

If they have smaller/ less filtering media, I will start to use Wix/ Napa Gold.

MyTMerc
05-01-2009, 03:05 PM
On the plus side, it was a little easier to get on and off.

Got_1
05-01-2009, 03:20 PM
yeah truthfully i don't think you could cram an Fl-1a in there but the threads are the same between the 1a's and the 820's. The size dfference between both of the 820's isn't enough to worry about.

Shora
05-01-2009, 03:26 PM
yeah truthfully i don't think you could cram an Fl-1a in there but the threads are the same between the 1a's and the 820's. The size dfference between both of the 820's isn't enough to worry about.

I think that FL-1a's are only used by those with remote oil filter kits.

I can cut up one of my standard 820's and measure the filter media if someone is willing to do the same with one of their used "new smaller 820's".

It might be good info since other aspects of the filter may be different too.

musclemerc
05-01-2009, 03:29 PM
First, I didn't know that the FL-1A was plug and play for the 4.6 DOHC.

Also, I heard that going with a larger filter than recommended can cause the oil pressure to drop a few.

Personally, I ONLY use motorcraft filters on all my Fords and I still have a few 820s in stock. However, I will not be using these new CHEAPER versions of the 820s unless someone cuts them up and measures the filter media and it's the same as the standard size 820.

If they have smaller/ less filtering media, I will start to use Wix/ Napa Gold.
You are correct i'm running a Trans Dapt relocation system. So the FL-A1 is used with this kit.

Glockafella
05-01-2009, 03:57 PM
Someone put a K&N next to the new shorter Motorcraft please...

ctrlraven
05-01-2009, 05:36 PM
K&N is over priced, I've had an issue with using them before where the anti-drain back valve wasn't working properly. Purolator PureONE is good middle of the road cost filter, Motorcraft filters and Purolator filters are both made from the same company.

Bradley G
05-01-2009, 06:50 PM
I found the Quaker State filters lost the same volume, there were three left of the bigger size on the shelf.
I noticed right away cause the box was different.
Besides, everyone knows ,.... :agree: matters

J D
05-04-2009, 05:28 PM
Word must be spreading, my FLAPS only had one old style left tucked all the way in the back behind the 821's. The girl behind the counter said that they'll get more tomorrow, so if they're not the old one which I'll buy up, I take apart the new one to compare. Looks like I'll be scouring nearby parts stores for the week.

RoyLPita
05-04-2009, 06:59 PM
I read about and saw pics of the new 820s over the old ones. At least they are not as short as the Firestone ones.

Has anyone tried to install an FL-1a into the MMs housing without relocating it?

RF Overlord
05-04-2009, 07:22 PM
First, I didn't know that the FL-1A was plug and play for the 4.6 DOHC.It isn't.


Also, I heard that going with a larger filter than recommended can cause the oil pressure to drop a few.Not true.


the threads are the same between the 1a's and the 820's. No, they're not.


Has anyone tried to install an FL-1a into the MMs housing without relocating it?You can't.

The FL1A uses 3/4x16 SAE thread pitch and the FL820S uses 22x1.5mm metric.

a_d_a_m
05-04-2009, 07:44 PM
Check and mate.

RoyLPita
05-05-2009, 03:46 AM
It isn't.

Not true.

No, they're not.

You can't.

The FL1A uses 3/4x16 SAE thread pitch and the FL820S uses 22x1.5mm metric.

Thanx for answering my question. :up:

Wires
05-05-2009, 05:18 AM
This seems to be a common cost-saving measure. Subaru of America recently changed from the good, high quality Toyo-Roki oil filters to a re-painted Fram filter. Subaru of America said the old filters "didn't meet our standards," but didn't say what those standards were. Speculation is that they didn't meet the standard for minimum profit margin.

Like us with the 820s, folks are buying up all of the old ones.

I don't understand why these companies don't realize that saving a few cents here and there will cost them DOLLARS when customers choose non-OEM parts instead.

EDIT: I gut lucky at Wal-Mart. (yeah, I know) They re-stocked from the front with the new, shorter filters, so I was able to reach to the back of the shelf and get the last 6 or so older ones. This thread reminds me I need to check out the Auto-Zone and Advance. This is a Mustang town, so I bet I'm too late.

EDITED EDIT: I didn't do too bad - 6 more at Auto-Zone, 3 more at Advance auto (or vice versa) Now to try the one a few miles down the highway... (I'm so glad the people here are too lazy to rotate their stock.....)

Marauderman
05-05-2009, 08:29 AM
It isn't.

Not true.

No, they're not.

You can't.

The FL1A uses 3/4x16 SAE thread pitch and the FL820S uses 22x1.5mm metric.

After reading all these post, I was waiting to chime in about the need to cut them both up and compare , but that has already been discussed.........so was still waiting .....then I saw your post here ......and was hoping you might have cut into them by now.............darn.......... ...

So..........who is gonna cut them open and compare for us............since some have both already...........I like most am curious.....for I have a few of the old ones on the shelf left to use...........Thanks anyway RF

DOOM
05-05-2009, 08:42 AM
Hmmm...I was thinking about going back to the FL820S after I use up my K&N's (have 1 left and 1 on the car from a recent change).

I'm sure it's probably fine, but part of me can't help but suspect that there's some sort of negative part of the smaller filter....

I'll stick with my K&N filters.

RF Overlord
05-05-2009, 12:54 PM
and was hoping you might have cut into them by now.............darn.......... ...

So..........who is gonna cut them open and compare for usFor the lousy $3.78 at Wally's, I will buy a new one and cut it open, but prolly not be able to until this weekend...if someone doesn't beat me to it.

J D
05-11-2009, 10:49 PM
For the lousy $3.78 at Wally's, I will buy a new one and cut it open, but prolly not be able to until this weekend...if someone doesn't beat me to it.
any luck with this?

RF Overlord
05-12-2009, 09:30 AM
Had an unexpected funeral to go to on Saturday, and Sunday was spent doing the yard work I should have done Saturday. I'll try to get to Wally's and pick one up today.

frdwrnch
05-12-2009, 10:31 AM
I thought I saw a memo on this...Dated april 6, 2009 It states:

The length of the Motorcraft FL-820S (F1AZ-6731-BD) is being reduced, allowing for easier removal and installation. There are no changes to the performance attributes of the oil filter. The smaller size will also result in pallet quantity being increased by one layer or 120 pieces. The chart below provides a summary of the changes:
(I'm paraphrasing the chart)

FILTER SPECS. CURRENT NEW

FILTER DIA. (IN) 3.78 3.78
FILTER LENGTH (IN) 4.04 3.72
THREAD SIZE (MM/IN) 22/1.5 22/1.5
ANTI DRAIN BACK VALVE MATERIAL SILICONE SILICONE
EFFICIENCY @20 MICRONS (%) 80% 80%
CAPACITY (GRAMS) 8 8
BURST PRESSURE (PSI) 200 200

RF Overlord
05-12-2009, 11:57 AM
I fully expect to find the new filter identical to the old, with just the media being slightly shorter, but...seeing is believing.

Merc-O-matic
05-12-2009, 07:08 PM
Cheap....cheap....cheap...less filter media = less filtering!
The only benefit....instead of 6.5 qts of oil with oil and filter change...
now use only 6.0qts or less!

Gotta Love It!

CKMustangCobra
05-12-2009, 07:11 PM
I'll stick with my Mobil 101s.

:)

88LTDCV351
07-08-2017, 08:14 PM
Wow, very interesting. I still learn things from searching through old threads.

Had no idea they shortened the FL820S

1Marauder
07-09-2017, 09:02 AM
NECRO-THREADER!