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The car is running a MAP sensor and runs 26-28psi and no BOV. I want to throw an atmo BOV on it but I honestly don't know if any leak boost more then others or are better then others.

I was thinking HKS Supersequential thingy as from memory I recall it uses boost to hold the thing closed...or perhaps a Trust Type R...but I honestly dont know if one is a better option then the other

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Think he's talking about ones that leak on idle. this is what most do and if its not plumbed back can cause alot of the issues people have with atmospheric bov's

As far as i know all bov's use a vac line to the top to hold them closed under boost and then aids the spring when off throttle to open the valve and release the pressure.

As long as the bov will handle the pressure, any bov should do the job but why not just plumb it back and save yourself some trouble?

Think he's talking about ones that leak on idle. this is what most do and if its not plumbed back can cause alot of the issues people have with atmospheric bov's

As far as i know all bov's use a vac line to the top to hold them closed under boost and then aids the spring when off throttle to open the valve and release the pressure.

As long as the bov will handle the pressure, any bov should do the job but why not just plumb it back and save yourself some trouble?

If its map based you wont have the problems that an afm system has. I just swapped over to a map based computer. My stock bov/recirculation valve is still atmo (will be plumbed back eventually to help gearshift lag) and there are no dramas at all. No more stalling, no more rich spots after gear changes and no more soot all over the back of my car.

If its map based you wont have the problems that an afm system has. I just swapped over to a map based computer. My stock bov/recirculation valve is still atmo (will be plumbed back eventually to help gearshift lag) and there are no dramas at all. No more stalling, no more rich spots after gear changes and no more soot all over the back of my car.

Yeah i just assumed we were talking MAF setup lol

You can't run a HKS super squeeker as they are possibly the most gayest thing since Elton John!

Trust Type R are the goods, can't really go wrong :)

Hehe, I liked the sound of the HKS jobbie. Better then the sneezers out there :) Ran one for years :) Half the fun was so many people hated the sound of it. :whistling:

The thing with the Trust Type R ones is I have seen several on cars that have problems. Partly because like a gate they have diaphragms in them and they are sometimes worn and torn...but also they seem to have high spring pressure so dont open at low boost and seem to cause a bit of flutter

...but also they seem to have high spring pressure so dont open at low boost and seem to cause a bit of flutter

you aren't running low boost....and it's fluttering now so it's not like you aren't used to it.

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