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homemade BOV?

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Old 03-13-2006, 02:50 PM
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Default homemade BOV?

Has anyone here other that weir made their own BOV? ive seen his on H-T and it looks pimp, I'm in the process of making one just for shitd and giggles outta PVC plastic....

thats what happens when you dont have anything to do on march break

if anyone has pictures of one you built post it up, i'll post pics of mine when im done
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Old 03-13-2006, 03:09 PM
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Default Re: homemade BOV?

WeirRacing built his own. If you search you'll find the thread
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Old 03-13-2006, 03:11 PM
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Default Re: homemade BOV?

yeah i saw that thats where i got the idea, i was just wondering if anyone else has?
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Old 03-13-2006, 07:18 PM
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Default Re: homemade BOV?

A guy I know made a couple of dump valves.


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Old 03-14-2006, 01:01 AM
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Default Re: homemade BOV?

radiator cap from auto parts store!


sounds crazy when it goes off!

more of a bypass valve kinda tho
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Old 03-14-2006, 01:08 AM
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Default Re: homemade BOV?

Just take a Bosch BPV and run it open. You'll get a huge sound....

It's kinda ricer, but hey...

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Old 03-19-2006, 01:56 AM
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Default Re: homemade BOV?

Originally Posted by NCHATCH
radiator cap from auto parts store!


sounds crazy when it goes off!

more of a bypass valve kinda tho
Really? How can you get a vaccum source for that?
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Old 03-19-2006, 05:46 PM
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Default Re: homemade BOV?

Originally Posted by thermal
Really? How can you get a vaccum source for that?
i really dont understand the use of a vaccum source on a BOV can someone explain this to me, wont a BOV function wil no vaccum at all? someones gotta explain this to me
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Old 03-19-2006, 06:38 PM
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Default Re: homemade BOV?

Originally Posted by sailman
i really dont understand the use of a vaccum source on a BOV can someone explain this to me, wont a BOV function wil no vaccum at all? someones gotta explain this to me
The vaccum pulls the piston up, allowing the excess boost to escape.
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Old 03-19-2006, 07:04 PM
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Default Re: homemade BOV?

i always thought the extra pressure from closing the throttle plate was what opens it, or is it a combination of the both?
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