remote transmission filter?

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I'm looking into installing a remote transmission filter, but I don't know it I should put it on the supply side (before the cooler) or the return side(after the cooler)... I'm lost on this aspect of it. Bob (or you members) please help me! I can tell you that I am planning on running an Fram HP-1 for the filter, it's a stock cooler on a '07 Ford F-150 XLT Crew Cab 5.4L 4x4...it has the tow package and ALL fluids have been changed over to Royal Purple. I don't want to have to take the pan down again. It has a Mag Hytec pan on it now, with a brand new trans filter and fluid. The truck has 60K on it and it just had is 2nd transmission service don to it. The first was a drop the pan, new filter, refill... the one they just finished was complete flush, new filter with Royal Purple.
 
I recently installed a cooler and magnefine filter at the same time, the advice for the guy at Magnefine was to put the filter before the cooler, to keep the cooler itself cleaner and hence more efficient.

made sense to me, so thats what I did.
 
To my mind the most logical advice for filter placement is this:

1) If a new(ish), low miles vehicle that has never had a trans failure, you put it in front of the cooler for the reasons stated above.

2) If an older rig, especially if it's ever had a trans failure, put it after. When Ford was mandating the use of Magnefines with a warranty trans replacement, the instructions ordered post-cooler placement. The cooler can hold failure debris, or even simple contaminants and release it into the oil a bit at a time or all at once. Trans failures were the result and when the filter installations were implemented, the re-failure rate due to contaminants went down dramatically.

phqcheys: SInce you rig has 60K on it, the best place IMO is post-cooler. Kudos on the early oil changes because an automatic develops 75 percent of it's total lifetime of harmful contaminants in the first 5000 miles, so dumping that load (or filtering it) goes a long way towards a long a trouble-free trans life.
 
Thanks for all the help! I'm installing it this weekend. I got the B&M universal remote transmission filter. I'll post pics soon. I decided to install it on the return side, I'll let you know how it goes.

Sent from my Motorola Photon on the Sprint NOW Network
 
Originally Posted By: Torino
Originally Posted By: FXjohn
the fluid is getting constantly circulated. it makes no difference
+1. John--Las Vegas


After a failure it could make a difference. But in a install where everything is working fine you are right. However the directions for a Magnefine do say the return if over a few thousand miles. Given its the same difficulty of install into either line, minds well follow the directions.

And you have to determine which line is which anyway, so you can point the arrow on the Magnefine case in the right direction.
 
Last edited:
Originally Posted By: phqcheys
Thanks for all the help! I'm installing it this weekend. I got the B&M universal remote transmission filter. I'll post pics soon. I decided to install it on the return side, I'll let you know how it goes.

Sent from my Motorola Photon on the Sprint NOW Network


I know it's been awhile, but...
trans.jpg
 
Originally Posted By: phqcheys
Originally Posted By: phqcheys
Thanks for all the help! I'm installing it this weekend. I got the B&M universal remote transmission filter. I'll post pics soon. I decided to install it on the return side, I'll let you know how it goes.

Sent from my Motorola Photon on the Sprint NOW Network


I know it's been awhile, but...
trans.jpg



Looks nice. We expect filter cut open pics in a year or two. I open up all the Magnefine filers I pull off and never find much in the media section, just some metallic paste on the magnet. But your filter is probably 10 microns and the Magnefine is 30.
 
I'm not sure of the micron ratting. It's the B&M filter that came with the kit. It says to use Fram PH-43 as replacement filters, but that will be a NO. I'll be running either Royal Purple or K&N or something else good. I don't want cardboard particles flowing through my transmission. Also, I added ten 1/4"x2"x1/8" rare earth magnets around the circumference of the filter and a 1/2"x1" rare earth magnet on the bottom of the filter. I had them laying around the garage, so I figured I could put them to some good use. When I cut it open, I take some pictures...

Oh, and yes, that butterfly sacrificed it's life to decorate my radiator...
 
Last edited:
Originally Posted By: phqcheys
I'm not sure of the micron ratting. It's the B&M filter that came with the kit. It says to use Fram PH-43 as replacement filters, but that will be a NO. I'll be running either Royal Purple or K&N or something else good. I don't want cardboard particles flowing through my transmission. Also, I added ten 1/4"x2"x1/8" rare earth magnets around the circumference of the filter and a 1/2"x1" rare earth magnet on the bottom of the filter. I had them laying around the garage, so I figured I could put them to some good use. When I cut it open, I take some pictures...



Just make sure whatever filter you use has a bypass that operates at the same pressure differential as the PF43, which you will be able to find on the Fram site in the catalog section. AFAIK, the B&M base does NOT have a built-in bypass so it MUST be in the filter.

RE your comment about cardboard particles:

If it was a joke-
grin.gif


If you really think that... you are so very misinformed.
 
Thin, hot oil filters better--put the filter on the cooler inlet. Unless you suspect that there is crud in the cooler which, of course you don't want to get into the transmission, then put the filter on the cooler outlet.

Filters are commonly added after a transmission failure, and then it is wise to put the filter on the outlet the cooler which has likely trapped some of the bits of the destroyed transmission.
 
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