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Forced Induction Turbochargers and Superchargers..Got Boost?

Venting the valve covers

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Old Mar 2, 2019 | 03:48 PM
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Default Venting the valve covers

Has anyone used the hose that goes between the 2 covers to relieve crankcase pressure?

seems like an easy place to tap in to do so, although if its keeping pressure equalized it may not be.

just curious
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Old Mar 2, 2019 | 05:09 PM
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nope. no one in 16 years ever thought to vent the crankcase.
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Old Mar 2, 2019 | 05:15 PM
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Originally Posted by Cux350z
nope. no one in 16 years ever thought to vent the crankcase.
no need to be like that.. in all the searching ive done i have not seen anyone vent these 2 lines
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Old Mar 2, 2019 | 07:16 PM
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YES, it has been done!


Originally Posted by Cux350z
nope. no one in 16 years ever thought to vent the crankcase.
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Old Mar 2, 2019 | 08:48 PM
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Originally Posted by OldManZ350
YES, it has been done!
and was it succesful without ill effects?

i would assume you could even run those vent tubes to a can to atnosphere.
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Old Mar 3, 2019 | 03:24 AM
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Originally Posted by OldManZ350
YES, it has been done!
you need to get your sarcasm detector calibrated..old man
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Old Mar 5, 2019 | 05:45 PM
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search for thread title with "ventilation" or "crankcase". You can vent from any of the hoses; what's more important is how much vacuum is generated under what engine load. You can literally pull oil out of the crankcase and fill up the catch can with oil very quickly, which is not really what you want... You want oil/vapor separation with low suction at low load and high suction at high load, which is a little tricky on a boosted setup to find the right sources of vacuum at the right load points.
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