C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

Do I need a Purge valve?

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Old Apr 18, 2002 | 01:06 PM
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Default Do I need a Purge valve?

Running a wet system and Im wondering how important a purge valve is.
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Old Apr 18, 2002 | 01:20 PM
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Default Re: Do I need a Purge valve? (Red5)

Purge valve serves two purposes... to get a fresh shot close to the point of injection and it can be used to bleed off excess PSI if it gets too high.

If you purge before you spray, it should hit harder.
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Old Apr 18, 2002 | 04:33 PM
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Default Re: Do I need a Purge valve? (Springer's 95)

It hits harder and quicker. If I don't purge the line I can almost use all of first gear before the Nitrous "hits". Usually can take around 2-3 seconds for an unpurged line to "hit" versus .5 second.

It can also be used to regulate Nitrous bottle pressure. You can purge excess bottle pressure until the pressure is in the safe/950-1100 psi good zone.
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Old Apr 18, 2002 | 06:43 PM
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Default Re: Do I need a Purge valve? (Red5)

Its a very handy additon, serves all the purposes listed above. Not to mention looks cool as heck/intimidating on the street. :D
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