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Oil Catch Can. Yes or No?

Do you have a catch can?


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Racket

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Dgc333

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This catch can is for the clean side of the PCV system. It will only help under boost which is a small fraction of the total engine run time. Your bang for the buck with a catch can is with one that is mounted on the dirty side of the PCV system where it removes oil while off boost. Most all catch cans available for the Ranger are designed for use on the dirty side.

FP sells this catch can for the Ecoboost Mustang with different hoses and also sells one for the dirty side. Not sure why they aren't offering a version of the dirty side catch can for the Ranger.

IMHO, if you are only going to have one catch can it needs to be one on the dirty side of the PCV system, this FP offering is of little value.

FWIW, folks on the Ecoboost Mustang forum have had issues with both of the FP catch cans with leaking and OBD codes.
 

Racket

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This catch can is for the clean side of the PCV system. It will only help under boost which is a small fraction of the total engine run time. Your bang for the buck with a catch can is with one that is mounted on the dirty side of the PCV system where it removes oil while off boost. Most all catch cans available for the Ranger are designed for use on the dirty side.

FP sells this catch can for the Ecoboost Mustang with different hoses and also sells one for the dirty side. Not sure why they aren't offering a version of the dirty side catch can for the Ranger.

IMHO, if you are only going to have one catch can it needs to be one on the dirty side of the PCV system, this FP offering is of little value.

FWIW, folks on the Ecoboost Mustang forum have had issues with both of the FP catch cans with leaking and OBD codes.
Sounds like one without the other is not a complete solution overall.
 
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Dgc333

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Sounds like one without the other is not a complete solution overall.
Yep! Unless you get the UPR dual valve catch can. With the clever use of check valves it works off boost as well as under boost.
 


2021Ranger

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Ok trying to rap my head around this and understand the concept. Are the check valves an add on to the UPR duel catch can or does it come with it? And where are they added.
 
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Dgc333

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Ok trying to rap my head around this and understand the concept. Are the check valves an add on to the UPR duel catch can or does it come with it? And where are they added.
The check valves and all the hoses come with the dual valve catch can. UPR also sells a conventional setup that just goes in series between the PCV valve and the intake manifold.

The dual valve setup has a check valve in the line between the catch can and the intake manifold. This valve is open when you are off boost drawing fumes from the crank case through the can to the intake manifold. When you go into boost this check valve closes preventing boost pressure from entering the crankcase. There is another line that goes from the catch can to the low pressure point just Infront of the turbo inlet. This line has a check valve that is closed off boost but opens when you have boost. So that low pressure source at the inlet to the turbo draws the oily fumes from the crankcase through the catch can to the front of the turbo.
 

Racket

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I'm starting to wonder if getting the water and other crud out of the EGR line will extend the life of sensors in the system not just the intake valves.
 

Jacob

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Update for the catch can users:
I am on the verge of hitting 130k miles on the mishimoto catch can. Couple of things to note

1. The can was clogging up. I was having a weird issue where I would lose power at low Revs and a weird rumble. Thought it was the tranny but just dropped a new catch can in the truck and it went away.
I made a point to clean my catch can religiously so I think it was the brass filter that finally clogged up and starved the engine. By the way, I bought an identical catch can on Amazon for $20 so cheap and easy fix.

2. The hoses sent from mishimoto are cracking all to hell. The hoses are not made to last that’s for sure. I’d replace them but given how much of a pain it is to change the connections, I’m going to wait till I confirm it has completely split.
 

Racket

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Update for the catch can users:
I am on the verge of hitting 130k miles on the mishimoto catch can. Couple of things to note

1. The can was clogging up. I was having a weird issue where I would lose power at low Revs and a weird rumble. Thought it was the tranny but just dropped a new catch can in the truck and it went away.
I made a point to clean my catch can religiously so I think it was the brass filter that finally clogged up and starved the engine. By the way, I bought an identical catch can on Amazon for $20 so cheap and easy fix.

2. The hoses sent from mishimoto are cracking all to hell. The hoses are not made to last that’s for sure. I’d replace them but given how much of a pain it is to change the connections, I’m going to wait till I confirm it has completely split.
Wow, 130K miles! I've only just passed 50K on my UPR dual vacuum. I typically try to drain via the bottom valve every 1000 miles or so and get something coming out but last time even after waiting a little longer It didn't produce a drop. Maybe I'll disassemble and use some brake cleaner on the filter.
 

AzScorpion

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*** I added a poll to the OP
 

Rp930

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877 posts and still no.
 

TJC

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Wow, 130K miles! I've only just passed 50K on my UPR dual vacuum. I typically try to drain via the bottom valve every 1000 miles or so and get something coming out but last time even after waiting a little longer It didn't produce a drop. Maybe I'll disassemble and use some brake cleaner on the filter.
I remove and clean my UPR can with brake cleaner at every oil change. No problems yet, Here's what I've trapped in 22K miles. I think I am going to start cleaning the check valves as well.


UPR Catch Can.webp
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