Couple of questions...
#1
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Okay...I'm in the process of putting back my intake manifold and installing a Greddy Type S BOV.
First, where does this connect? I know where its connect to towards the rear of the engine, but I can't remember for the life of me where I connect it to towards the front?
![](http://kierf.net/images/951_tube_wtf.jpg)
Secondly, where does this tube go to? There are 3 nipples on the intake pipe here, 2 of the 3 are connected...but, again, I can't remember where this one goes.
![](http://kierf.net/images/951_intake_wtf.jpg)
Lastly...the BOV. I know what the top nipple is connected to...what about the two on the side? The instructions are in Japanese, and unfortunately, my abilities to read Japanese are reather limited. So, do they connect anywhere or not?
![](http://kierf.net/images/951_bov_wtf.jpg)
Thank ya...
First, where does this connect? I know where its connect to towards the rear of the engine, but I can't remember for the life of me where I connect it to towards the front?
![](http://kierf.net/images/951_tube_wtf.jpg)
Secondly, where does this tube go to? There are 3 nipples on the intake pipe here, 2 of the 3 are connected...but, again, I can't remember where this one goes.
![](http://kierf.net/images/951_intake_wtf.jpg)
Lastly...the BOV. I know what the top nipple is connected to...what about the two on the side? The instructions are in Japanese, and unfortunately, my abilities to read Japanese are reather limited. So, do they connect anywhere or not?
![](http://kierf.net/images/951_bov_wtf.jpg)
Thank ya...
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[quote]Originally posted by Steve Lavigne:
<strong>As for the blow off valve, if you go somewhere like i-club.com (Subaru enthusiast site) and do a search, you are bound to find the information you are looking for. Alternatively, you could ask <a href="http://www.mr2parts.com/cgi-bin/store/commerce.cgi?product=Greddy_bov" target="_blank">someone</a> that sells them! <img src="graemlins/roflmao.gif" border="0" alt="[hiha]" />
</strong><hr></blockquote>
I can tell you how to connect it on an MR2 Turbo...but not a 951. It is a direct bolt-on on the MR2, there is a kit for it. I've never installed one on a 951.
Since I own a 951, and not an MR2, that is why I am asking how to install it...
<strong>As for the blow off valve, if you go somewhere like i-club.com (Subaru enthusiast site) and do a search, you are bound to find the information you are looking for. Alternatively, you could ask <a href="http://www.mr2parts.com/cgi-bin/store/commerce.cgi?product=Greddy_bov" target="_blank">someone</a> that sells them! <img src="graemlins/roflmao.gif" border="0" alt="[hiha]" />
![Roll Eyes (Sarcastic)](https://rennlist.com/forums/images/smilies/rolleyes.gif)
I can tell you how to connect it on an MR2 Turbo...but not a 951. It is a direct bolt-on on the MR2, there is a kit for it. I've never installed one on a 951.
Since I own a 951, and not an MR2, that is why I am asking how to install it...
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Kierf -
Perhaps the easiest way to help is to describe all 3 connections on that boot.
1) Connection on the right hand side (from the front of the car) goes to the charcol cannister emissions system.
2) Larger hose goes to the oil/air seperater, via the larger metal tube.
3) The smaller nipple USED to feed the Cycling Valve. If you're not using it, block this one off.
HTH!
Perhaps the easiest way to help is to describe all 3 connections on that boot.
1) Connection on the right hand side (from the front of the car) goes to the charcol cannister emissions system.
2) Larger hose goes to the oil/air seperater, via the larger metal tube.
3) The smaller nipple USED to feed the Cycling Valve. If you're not using it, block this one off.
HTH!
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Yeah, and if you install it in the southern hemisphere, make sure you mount it upside-down because it would swirl in the opposite direction when it dumps.
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Jesus Christ...I didn't post here to be mocked at. I'm not the most mechanically inclined person...I just want some help with my car. I just want to know if the two nipples on the side of the BOV are used. The instructions are of no help.
Toolmaster, that was of help, thank you.
Toolmaster, that was of help, thank you.
#10
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Ok, sorry if I came off as mocking, I think Steve might have sent you over the edge! <img src="graemlins/nono.gif" border="0" alt="[nono]" />
Here's a translation of the Japanese manual:
[quote] ((Page 1))
Greddy Blow Off Valve Type-S
Adapter set instruction manual
Thank you for purchasing a Greddy Blow off valve Type S adapter set.
Please read this instruction manual and use for a long time.
About the instruction manual
----------------------------
IMPORTANT Please be sure to read it.
This instruction manual describes how to install this adapter set and
how to use it. Please be sure to read it and use it properly.
Please keep this manual during having this adapter set.
In this manual we denote these symbols:
WARNING: if you ignore the description denoted this, your life may
be in danger or you may be injured seriously.
CAUTION: if you ignor the description denoted this, you may be injured
or may damage something.
Adaption - the stock number : BVS-11003
Maker: Toyota
Car type: MR2
Car type ID: E-SW20
Car type year: start from Oct. 1989
Engine type ID: 3S-GTE
-CAUTION: This adapter set is designed to use on the car type
above. Please be sure not to use on another car type.
((Page 2))
-Before installation - IMPORTANT - Be sure to read it.
1. If you drive the car with this adapter on public roads, you
may be regulated by the officials.
This adapter set is exclusively for motor sports use.
If you drive the car with it on public roads, you should
contact DMV to confirm.
2. You should have this adapter set installed by the installation
authority. You should have special knowledge, technique, and
instruments in order to install it. You should have this
adapter set installed by the shop that is installation authority.
3. Before starting installation, be sure to do these below.
-Be sure to check the contents of this adapter set
-You should do installation indoors
-You should cover car body during installation.
-Be sure not to stick dust to parts or not to stain them
-During installation, you should take off the minus terminal of the car
battery
-You should cover the hole when you remove original parts from engine
-Be sure to follow the description when you fit up the blow off valve.
-Be sure to re-check all instruction steps after installation.
4. Be sure not to use the parts not included in this adapter set.
-We won't be responsible any defects, accidents, or damages
when you use improper parts.
((Page 3))
- Parts List -
- Blow off valve x 1
- Adapter x 1
- Bolt (exclusive for adapter) x 1
- Cover cap 30mm in diameter x 1
- stainless steel (SUS) cap bolt, 6mm in diameter, 15mm long x 1
- SUS spring washer, 6mm x 2
- Gasket x 1
- Nut, 6mm in diameter x 1
- Sticker plate x 1
- How to fit it
- Remove the original air by-pass valve (ABV) and O ring
- Fit up with the adapter with the bolt and the O ring (removed before)
then, fit up with blow off valve with the gasket.
- Refer to the figures below.
- CAUTION: be sure to cover the hole when you remove the original
parts so that dust shouldn't get into it. To stick dust may
cause engine trouble or damage.
(The bolow off valve and the other pipes may interfere with each other
when it occur, you may move them slightly in order not to interfere).
- Figures to install
<< Left Figure >> Before minor change of SW20. (Oct. 1989 - Sep. 1993)
<< Right Figure >> After minor change of SW20. (Oct. 1993 - )
((Page 4))
-WARNING: Be sure that an relief air from blow off valve shall return
to intake. If the relief air remain open to atmosphere,
engine may not work properly and may be stalled, and it
cause to be dangerous situation.
-WARNING: Be sure not to move the top adjust bolt of the blow off valve.
If you move the bolt, engine may not work properly because
of blow back air from the turbine and may be stalled, and it
cause to be dangerous situation.
-WARNING: If you want to install additional injector, be sure to
install at the position after this blow off valve
(that is between the blow off valve and the throttle valve)
- After installation - IMPORTANT - be sure to read it.
After installation be sure to check these instructions below
-CAUTION: Check to installation steps such as:
- how to fit up with every parts
- to fasten every bolts, nuts, and hose bands
- not to fail connection couplers or hoses.
-WARNING: Be sure about ventilation to start engine. Accelerate a little
to be sure every parts not to interfere each other.
Be careful so that exhaust gas may not affect your body.
Be sure to check engine works properly. If you find any anomalies when
you drive, you should stop on any safe area and contact the shop that
installed the valve.
- We take care of quality of this adapter set. We won't be responsible
for any troubles, accidents, or damages as a result of your lack
of caution.<hr></blockquote>
Here's how the Greddy valve is installed:
![](http://boards.rennlist.com/upload/GreddyBOVflange.jpg)
You need to weld on a flange to your intercooler outlet pipe to accept the valve. You cannot just hook up the round outlet to the round port on the intercooler pipe thinking an open valve should be able to flow either way. It uses boost-pressure to keep itself shut when installed in the correct orientation, and if reversed, it WILL leak all your boost out. (remember that guy that wanted to remove his wastegate and use the BOV to regulate boost?heh, heh..) <img src="graemlins/c.gif" border="0" alt="[ouch]" />
Then you hook up the hoses like this:
![](http://boards.rennlist.com/upload/GreddyBOVTypeSinstall2.jpg)
The best quote I've seen about BOVs (almost as good as the one about using the BOV to regulate boost!). From the Greddy website:
[quote]Can a blow off valve work on a non-turbo car?
Blow off valves would not do anything on a normally aspirated vehicle (non-turbo or non-supercharged vehicle). The purpose of a blow off valve is to release the built up boost pressure in the charge piping, when the throttle plate is closed and the car is under boost. So if you do not have a turbo or supercharger there will be no pressure to be released and nothing will happen. <hr></blockquote>
![Confused](https://rennlist.com/forums/images/smilies/confused.gif)
![Stick Out Tongue](https://rennlist.com/forums/images/smilies/tongue.gif)
Here's a translation of the Japanese manual:
[quote] ((Page 1))
Greddy Blow Off Valve Type-S
Adapter set instruction manual
Thank you for purchasing a Greddy Blow off valve Type S adapter set.
Please read this instruction manual and use for a long time.
About the instruction manual
----------------------------
IMPORTANT Please be sure to read it.
This instruction manual describes how to install this adapter set and
how to use it. Please be sure to read it and use it properly.
Please keep this manual during having this adapter set.
In this manual we denote these symbols:
WARNING: if you ignore the description denoted this, your life may
be in danger or you may be injured seriously.
CAUTION: if you ignor the description denoted this, you may be injured
or may damage something.
Adaption - the stock number : BVS-11003
Maker: Toyota
Car type: MR2
Car type ID: E-SW20
Car type year: start from Oct. 1989
Engine type ID: 3S-GTE
-CAUTION: This adapter set is designed to use on the car type
above. Please be sure not to use on another car type.
((Page 2))
-Before installation - IMPORTANT - Be sure to read it.
1. If you drive the car with this adapter on public roads, you
may be regulated by the officials.
This adapter set is exclusively for motor sports use.
If you drive the car with it on public roads, you should
contact DMV to confirm.
2. You should have this adapter set installed by the installation
authority. You should have special knowledge, technique, and
instruments in order to install it. You should have this
adapter set installed by the shop that is installation authority.
3. Before starting installation, be sure to do these below.
-Be sure to check the contents of this adapter set
-You should do installation indoors
-You should cover car body during installation.
-Be sure not to stick dust to parts or not to stain them
-During installation, you should take off the minus terminal of the car
battery
-You should cover the hole when you remove original parts from engine
-Be sure to follow the description when you fit up the blow off valve.
-Be sure to re-check all instruction steps after installation.
4. Be sure not to use the parts not included in this adapter set.
-We won't be responsible any defects, accidents, or damages
when you use improper parts.
((Page 3))
- Parts List -
- Blow off valve x 1
- Adapter x 1
- Bolt (exclusive for adapter) x 1
- Cover cap 30mm in diameter x 1
- stainless steel (SUS) cap bolt, 6mm in diameter, 15mm long x 1
- SUS spring washer, 6mm x 2
- Gasket x 1
- Nut, 6mm in diameter x 1
- Sticker plate x 1
- How to fit it
- Remove the original air by-pass valve (ABV) and O ring
- Fit up with the adapter with the bolt and the O ring (removed before)
then, fit up with blow off valve with the gasket.
- Refer to the figures below.
- CAUTION: be sure to cover the hole when you remove the original
parts so that dust shouldn't get into it. To stick dust may
cause engine trouble or damage.
(The bolow off valve and the other pipes may interfere with each other
when it occur, you may move them slightly in order not to interfere).
- Figures to install
<< Left Figure >> Before minor change of SW20. (Oct. 1989 - Sep. 1993)
<< Right Figure >> After minor change of SW20. (Oct. 1993 - )
((Page 4))
-WARNING: Be sure that an relief air from blow off valve shall return
to intake. If the relief air remain open to atmosphere,
engine may not work properly and may be stalled, and it
cause to be dangerous situation.
-WARNING: Be sure not to move the top adjust bolt of the blow off valve.
If you move the bolt, engine may not work properly because
of blow back air from the turbine and may be stalled, and it
cause to be dangerous situation.
-WARNING: If you want to install additional injector, be sure to
install at the position after this blow off valve
(that is between the blow off valve and the throttle valve)
- After installation - IMPORTANT - be sure to read it.
After installation be sure to check these instructions below
-CAUTION: Check to installation steps such as:
- how to fit up with every parts
- to fasten every bolts, nuts, and hose bands
- not to fail connection couplers or hoses.
-WARNING: Be sure about ventilation to start engine. Accelerate a little
to be sure every parts not to interfere each other.
Be careful so that exhaust gas may not affect your body.
Be sure to check engine works properly. If you find any anomalies when
you drive, you should stop on any safe area and contact the shop that
installed the valve.
- We take care of quality of this adapter set. We won't be responsible
for any troubles, accidents, or damages as a result of your lack
of caution.<hr></blockquote>
Here's how the Greddy valve is installed:
![](http://boards.rennlist.com/upload/GreddyBOVflange.jpg)
You need to weld on a flange to your intercooler outlet pipe to accept the valve. You cannot just hook up the round outlet to the round port on the intercooler pipe thinking an open valve should be able to flow either way. It uses boost-pressure to keep itself shut when installed in the correct orientation, and if reversed, it WILL leak all your boost out. (remember that guy that wanted to remove his wastegate and use the BOV to regulate boost?heh, heh..) <img src="graemlins/c.gif" border="0" alt="[ouch]" />
Then you hook up the hoses like this:
![](http://boards.rennlist.com/upload/GreddyBOVTypeSinstall2.jpg)
The best quote I've seen about BOVs (almost as good as the one about using the BOV to regulate boost!). From the Greddy website:
[quote]Can a blow off valve work on a non-turbo car?
Blow off valves would not do anything on a normally aspirated vehicle (non-turbo or non-supercharged vehicle). The purpose of a blow off valve is to release the built up boost pressure in the charge piping, when the throttle plate is closed and the car is under boost. So if you do not have a turbo or supercharger there will be no pressure to be released and nothing will happen. <hr></blockquote>
![EEK!](https://rennlist.com/forums/images/smilies/eek.gif)