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Occ oil catch can

Discussion in 'Gen 3 Prius Main Forum' started by C-in-DC, Feb 20, 2024.

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  1. Moroso

    33.3%
  2. RX performance

    0 vote(s)
    0.0%
  3. Tasan Racing

    0 vote(s)
    0.0%
  4. Mishimoto

    0 vote(s)
    0.0%
  5. Any two port baffled oil catch can regardless of make

    66.7%
  6. No OCC.

    0 vote(s)
    0.0%
  1. C-in-DC

    C-in-DC Member

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    @Mendel Leisk i got an unrelated question. Other than flashing a light inside an egr cooler to see if you can see it on the opposite side, is there anyway to be certain you’ve completely cleared all carb buildup blockage when cleaning ? Could the cooler weight be used to determine this?

    I spent considerable hours cleaning my old oem cooler with berrymans chem dip followed by brakleen and oxiclean. The cooler weighed a lot less when finished. Got compressed air through one end and attached a ridgid 16 gallon shop vacuum to the other end. Airflow can be felt from one end to another when It’s blown with compressed air. Any other signs it’s good to go on the car?
     

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    #21 C-in-DC, Feb 26, 2024
    Last edited: Feb 26, 2024
  2. Mendel Leisk

    Mendel Leisk EGR Fanatic

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    The first displayed weight (2.178 lbs), multiplied by 454 (approx grams per pound) is virtually the same as the second displayed weight (988 grams), so not sure what to make of that.

    I used multiple oxi-clean soaks and inspection, used a point light to judge appearance of the fins at the end. I was still seeing very slight traces of dark when I quit:

    upload_2024-2-26_8-23-20.png
     
    #22 Mendel Leisk, Feb 26, 2024
    Last edited: Feb 26, 2024
  3. C-in-DC

    C-in-DC Member

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    I put my cooler up to the sun and tried to look through it. It’s still dark so maybe I need to clean it with a pressure washer as others have mentioned. 200.000 miles on a cooler that has never been cleaned doesn’t help.
     
    Mendel Leisk likes this.
  4. Mendel Leisk

    Mendel Leisk EGR Fanatic

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    Yeah that’s a lot. I’ve done a couple, last was only around 94k kms.

    Sodium chloride (lye) solution might be something to consider. It’s available on Amazon, pulled from shelves in local hardware stores, where we are. Stopper one end, add solution, wait an hour, rinse, inspect, repeat.

    and be real careful with that stuff, read up on best practices.
     
  5. ASRDogman

    ASRDogman Senior Member

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    Oven cleaner and a presser washer.... It's the quickest and easies and least expensive.

     
    Khezekiah likes this.
  6. C-in-DC

    C-in-DC Member

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    I got one Mishimoto compact can. Cut the Pcv to intake hose in half like everyone else and used 3/8” fuel line with Barb splices. All that was easy.

    Problem I ran into was the shelf angle. Couldn’t find any steel and bought zinc instead(will rust). Also the screws I got with the catch can are stainless steel sheet metal screws. . I tried to use them to screw the angle to the car frame after pre-drilling pilot holes but that didn’t work. I ended up using zinc sheet metal screws with zinc washer's. Used two neoprene washers between the angle and the top of the cross beam of the car.

    Next thing I found out is that the bracket on this catch can has 3/16” diameter holes. I could’ve used a step bit to increase the size to 5/16” for the 1/4” bolts I got but I got interrupted during the work. Basically the can is hanging on the shelf angle with duct tape separating the dissimilar metals. I also used duct tape to anchor the angle of the catch can on the shelf angle. No wonder why everyone was into the 3d printed brackets in the oil catch can thread.