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-   -   WG springs ?? (https://www.homemadeturbo.com/forced-induction-7/wg-springs-74974/)

99 Si 03-09-2007 09:59 PM

WG springs ??
 
i jst got a one of off ebay and the auction said 7psi spring. i opened it and the spring inside looks pretty beefy. any idea on how to tell the difference ?

here is a pic of it.


https://i51.photobucket.com/albums/f...l/IMG00242.jpg

samson 03-09-2007 10:17 PM

Re: WG springs ??
 
Faith?

Ususally they go by color, but with knock-offs who knows. If it's a 7psi spring you ordered then I guess it's going to be a 7psi spring, you hope. Rock it and find out I guess.


JP

99 Si 03-10-2007 11:26 AM

Re: WG springs ??
 
anyone have experience using tile springs with ebay wg ??

99 Si 03-10-2007 05:05 PM

Re: WG springs ??
 
still need HELP !

low_pt 03-10-2007 09:01 PM

Re: WG springs ??
 

Originally Posted by 99 Si
still need HELP !

Just put it in the wastegate and hook it up to a pressure regulator on an air compressor; use a boost guage as a reference for the pressure. Dial it in and see if it starts to open.

jmhalder 03-10-2007 11:41 PM

Re: WG springs ??
 
or run with no dump tube, and be responsible with the boost, just roll on it slowly till you find out if its opening @ said boost pressure

whiterice 03-11-2007 12:25 AM

Re: WG springs ??
 

Originally Posted by 99 Si
i jst got a one of off ebay and the auction said 7psi spring.

what wastegate do you have?
post the link to the ebay auction.

tial style wastegates have 2 size springs (skinny and wide) which can be run seperately or together for desired psi.

88dx 03-11-2007 12:40 AM

Re: WG springs ??
 
throw it away 7psi springs are worthless

low_pt 03-11-2007 04:00 AM

Re: WG springs ??
 
The rate of the spring determines the psi; the harder the spring pushes on the diaphragm, the more boost you are going to need to force it upwards. Rate is not measured in PSI, but in load/displacement. So, there is no way to check it by psi without installing it, unless you knew the manufacturer's specs for psi to rate conversion and are able to accuratelly measure spring rate.

Just instal it and check, it dosn't have to be in an engine.

hany 03-11-2007 05:24 AM

Re: WG springs ??
 

Originally Posted by low_pt

Just instal it and check, it dosn't have to be in an engine.

:y :y :y


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