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Kracka Crankcase Vacuum Kit; Can someone school me?

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Old Feb 29, 2012, 07:54 AM
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Kracka Crankcase Vacuum Kit; Can someone school me?

http://www.maperformance.com/kracka-...acuum-kit.html

I read that this is a decent upgrade for the money, but i am not sure how it works and do i need if i have a light bolt-on setup, i.e 285whp? Also is this different from stuff like this http://www.saikoumichi.com/micro_bre..._can_tank.htm?

Seems to me like releasing valve cover pressure and crank case vacuum are two different things.

I did some searching but could not find many descriptions of this product.

Thanks!
Old Feb 29, 2012, 08:12 AM
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PM Kracka or Adam at MAP, Im sure they can explain
Old Feb 29, 2012, 08:15 AM
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if u figure it out, post up. i've been looking and reading but dont understand it at all. the kit consists of small tubing and fittings and i have no clue why it is useful?
Old Feb 29, 2012, 08:17 AM
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I have it installed and noticed no difference compared to prior to installation.
Old Feb 29, 2012, 08:23 AM
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I use these with my catch can setup...

http://www.usplastic.com/catalog/ite...6844&catid=489
Old Feb 29, 2012, 08:36 AM
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Originally Posted by B.J.@ToxicFab
I use these with my catch can setup...

http://www.usplastic.com/catalog/ite...6844&catid=489
Where do you have these placed?
Old Feb 29, 2012, 03:21 PM
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https://www.evolutionm.net/forums/ev...can-setup.html This should help
Old Feb 29, 2012, 03:25 PM
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Originally Posted by okevolutionVIII
Where do you have these placed?
https://www.evolutionm.net/forums/ev...can-setup.html
Old Feb 29, 2012, 03:38 PM
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installing these resulted in my car having addition low end torque and .25 more MPG:

https://www.evolutionm.net/forums/ev...ml#post8152679

https://www.evolutionm.net/forums/8153005-post415.html
Old Feb 29, 2012, 06:14 PM
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I had them, but even after they were installed correctly, my dipstick still popped out, covering parts of my engine bay in oil. For whatever reason I still have/had crankcase pressure issues, so I'm going with STM's catch can and probably venting the block and the dipstick tube.
Old Feb 29, 2012, 07:11 PM
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While on the subject of a catch can.....is the catch can suppose to be above or below the intake mani/valve cover vent
Old Feb 29, 2012, 07:47 PM
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I have the kit installed but I have a 2nd pcv valve in line for the connection between manifold and valve cover. Mainly because neither the kit's valve, nor the valve I bought sealed very well on their own but both together sealed good.

It was more of an OCD purchase for me. I have a SM dual catch can setup and didn't like how much air/pressure the catch can in between the intake and valve cover experienced.
Old Feb 29, 2012, 07:50 PM
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Originally Posted by B.J.@ToxicFab
I use these with my catch can setup...

http://www.usplastic.com/catalog/ite...6844&catid=489
^+1

I have the same one. It helped a lot! My PCV valve was useless and a new PCV was just as useless. I placed mine between the IM and the PCV valve. Make sure you can get vacuum and it closes under boost. If doing it with a catch can read up on it. You don't want to pressurize the can.
Old Feb 29, 2012, 08:16 PM
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I eliminated my pcv valve with the STM -6 an fittings for the valve cover and also installed the -6 an vented dipstick and -6an fitting for the balance shaft inspection hole and made a custom catch can with 4 inlets motor breaths fine I can gaurs tee you your dipstick won't ever pop out!

-nick
Old Feb 24, 2013, 10:11 AM
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Originally Posted by B.J.@ToxicFab
I use these with my catch can setup...

http://www.usplastic.com/catalog/ite...6844&catid=489
^ x2. Great way to prevent your catch cans from exploding lol I run these suckers all the time. They have a nice low "cracking" <2psi and are very durable/ chemical resistant.
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