Rotated Mount Turbos (VF) ???
I'm looking to find someone who has made or sells a rotated mount up-pipe or downpipe to fit the standard VF series exhaust housings?
Alternatively i will get some made, who's interested in clocking there VF series turbo?
Conrad
Alternatively i will get some made, who's interested in clocking there VF series turbo?
Conrad
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Joined: Nov 2001
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From: Leeds - It was 562.4bhp@28psi on Optimax, How much closer to 600 with race fuel and a bigger turbo?
if your interested then obviously i 'cant' supply prices.. but I erm..
Ill speak to you soon conrad.
David
Ill speak to you soon conrad.

David
Mark at Lateral does a slipjointed up-pipe that can be used to rotate a VF turbo. Never seen it done, and it might not be that simple, as it would be nice to move the turbo further over to the drivers side.
Paul
Paul
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well obviously you need a matching downpipe, duuuuh.
But any fewl can make a downpipe, even me
Not worth the hassle in my factual and not humble opinion.
Grind the b'stard inlet manifold away and fit a big pipe.
Paul
But any fewl can make a downpipe, even me

Not worth the hassle in my factual and not humble opinion.
Grind the b'stard inlet manifold away and fit a big pipe.
Paul
Just looking to get the best possible inlet route to my VF hybrid that I'm running at the moment. New downpipe also required but if its made to fit the new age it should fit the classic also.
David drop me a mail when you have a mo.
Conrad
David drop me a mail when you have a mo.
Conrad
Subaru Tuning Specialist
Joined: Jun 2002
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From: 7.74 @179 mph 1/4 mile - road legal
Conrad
I presume your 'VF hybrid' only utilises a VF P18/20 exhaust housing and has a Garrett core. Can I suggest that if going to the bother of changing uppipe/downpipe that you also change the exhaust housing to the model that Garrett designed to run on their turbine wheel. I'm sure you will reap the rewards
Andy
I presume your 'VF hybrid' only utilises a VF P18/20 exhaust housing and has a Garrett core. Can I suggest that if going to the bother of changing uppipe/downpipe that you also change the exhaust housing to the model that Garrett designed to run on their turbine wheel. I'm sure you will reap the rewards

Andy
completely agree with andy,
if you are bothering to do what you are doing, then just get yourself a garrett turbo on there.
I know for a fact it has already been done as it cost me a fortune being ripped off having mine done in the first place.
if you are bothering to do what you are doing, then just get yourself a garrett turbo on there.
I know for a fact it has already been done as it cost me a fortune being ripped off having mine done in the first place.
Andy, Adam, sounds interesting..... tell me more? Are you saying I should replace the VF type exhaust housing P18/P20 with a Garret type exhaust housing matched to the Garret core / exhaust wheel in my hybrid?
I have a Garret exhaust housing on my other turbo, which is completely different up-pipe / downpipe connections to the VF type exhaust housings??
so.....If I was to manufacture rotated up pipes / downpipes I would then end up doing one set for Garret exhaust housings and one set for VF exhaust housings.
I think thats what you are getting at but correct me if I'm wrong.
Conrad
I have a Garret exhaust housing on my other turbo, which is completely different up-pipe / downpipe connections to the VF type exhaust housings??
so.....If I was to manufacture rotated up pipes / downpipes I would then end up doing one set for Garret exhaust housings and one set for VF exhaust housings.
I think thats what you are getting at but correct me if I'm wrong.
Conrad
conrad,
just get the external WG pipework now and fit the bigger turbo, or the smaller turbo with proper matching ex housing.
Don't bother fitting the turbo with p20 housing in rotated config.
Test you intended setup, not some intermediate step you're not too concerned with.
Paul
just get the external WG pipework now and fit the bigger turbo, or the smaller turbo with proper matching ex housing.
Don't bother fitting the turbo with p20 housing in rotated config.
Test you intended setup, not some intermediate step you're not too concerned with.
Paul
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Joined: Nov 2001
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From: Leeds - It was 562.4bhp@28psi on Optimax, How much closer to 600 with race fuel and a bigger turbo?
conrad.. yes.. your hybrid uses a gt30 core.. but obviously its wasnt that practical for custom up-pipes and downpipes with a hybrid turbo, unless you make your own like I did.
David
David
So basically we are saying..
Convert my Hybrid to a Garret Exhaust housing (for now) to get it working properly
Big turbo is going to be fitted soon but its not in the rotated position so it will use different pipework.
Conrad
Convert my Hybrid to a Garret Exhaust housing (for now) to get it working properly

Big turbo is going to be fitted soon but its not in the rotated position so it will use different pipework.
Conrad
Conrad,
I'm assuming your inlet is going over the top of the new inlet manifold.
I would strongly suggest whatever you do now can be fitted to both your setups. Just because someone does it a certain way, doesn't mean you should do the same. Do what's practicle and best for you.
That means if you want to (or someone is saying you should) run some weird layout then scope it out now.
Rotated turbo install is proven, it works, you can buy it off te shelf, you can sell it afterwards if you like. I wouldn't want you to have to pay over the odds for something fancy just because your engine guy would like to test it for himself. If you're looking at a setup that needs, for instance a remote electrical power steering pump and the battery relocated in the boot, that's a lot of hassle for what I believe to be very little gain.
Paul
I'm assuming your inlet is going over the top of the new inlet manifold.
I would strongly suggest whatever you do now can be fitted to both your setups. Just because someone does it a certain way, doesn't mean you should do the same. Do what's practicle and best for you.
That means if you want to (or someone is saying you should) run some weird layout then scope it out now.
Rotated turbo install is proven, it works, you can buy it off te shelf, you can sell it afterwards if you like. I wouldn't want you to have to pay over the odds for something fancy just because your engine guy would like to test it for himself. If you're looking at a setup that needs, for instance a remote electrical power steering pump and the battery relocated in the boot, that's a lot of hassle for what I believe to be very little gain.
Paul
Hi Paul,
As per your last post where can you buy a rotated mount turbo set-up off the shelf? I appreciate APS have a new kit but I assume you're not suggesting Conrad take this route?
Have a good one
Callum
As per your last post where can you buy a rotated mount turbo set-up off the shelf? I appreciate APS have a new kit but I assume you're not suggesting Conrad take this route?
Have a good one
Callum
The full kit I speak of is for a turbo with GT30 exhaust housing and external wastegate.
Contact Mark at Lateral for the details, and he can advise availability.
Nothing as a complete kit available for VF housing, but there is little point IMHO, as the inlet under the manifold can be made to work for 450hp no problem at all.
Paul
Contact Mark at Lateral for the details, and he can advise availability.
Nothing as a complete kit available for VF housing, but there is little point IMHO, as the inlet under the manifold can be made to work for 450hp no problem at all.
Paul
Paul I here what you are saying but If I move the MD321 to the same place where the Garret is going to be (not rotated mount) then it will require different up-pipe / downpipe to what the Garret will so its a false economy anyway. But I change exhaust housing on MD321 to Garret pipe work will suit both
Good Idea!
Turbo outlet will come down through the middle where inlet used to be, induction side to turbo faces drivers wing.
Conrad
PS Merry Christmas To you all !
Good Idea!Turbo outlet will come down through the middle where inlet used to be, induction side to turbo faces drivers wing.
Conrad
PS Merry Christmas To you all !
I wouldn't make the inlet face the wing. Will it not require a sharp bend on inlet?
if you want to put the turbo where the topmount used to be, far better to point the inlet to the passenger side as the exhaust will exit on the correct side. However, even with your throttle body plan I would rotate the turbo to give straight inlet to put air filter in normal place, then aim outlet to the middle.
But either way, if you get a garrett housing for the md321 (which may be quite hard, dunno) then you can test out the turbo placement, throttle bodies and intercooler all on the std engine, but with the smaller turbo more suited to it's size.
Throttle body adaptors could be made universal for old and new heads, but I will look at that in more detail next week
paul
if you want to put the turbo where the topmount used to be, far better to point the inlet to the passenger side as the exhaust will exit on the correct side. However, even with your throttle body plan I would rotate the turbo to give straight inlet to put air filter in normal place, then aim outlet to the middle.
But either way, if you get a garrett housing for the md321 (which may be quite hard, dunno) then you can test out the turbo placement, throttle bodies and intercooler all on the std engine, but with the smaller turbo more suited to it's size.
Throttle body adaptors could be made universal for old and new heads, but I will look at that in more detail next week

paul
Paul, doing as you suggest would mean turning the turbo upside down (the opposite to the picture below)
I'm not too worried about exhaust exiting on RHS because I am having a new centre section made anyway (the APS system utilises a very short downpipe and the connection to the middle section doesnt end up the same place as other systems normally do.)

It would be nice if I could get a garret exhaust housing on my small turbo, will have to ask Mark.
Conrad
I'm not too worried about exhaust exiting on RHS because I am having a new centre section made anyway (the APS system utilises a very short downpipe and the connection to the middle section doesnt end up the same place as other systems normally do.)

It would be nice if I could get a garret exhaust housing on my small turbo, will have to ask Mark.
Conrad
Are you seriously suggesting you're going to blindly copy the Jun layout?
There isn't such a thing as "upside down" for the turbo.
I am glad you think the downpipe will be trouble free, how are you going to join it to the rest of the system on the other side of the gearbox/propshaft?
Obviously seeing as you don't care about lag (which is what you said to start with) you won't mind the extra lag caused by the longer header length. But looking at it you could try and actually reduce header length by running 2 independant up-pipes each side of the box, but that will give you a non-ideal header layout from a exhaust cycle overlap point of view.
Under bonnet on new age looks weird compared to what I am used to. But i still maintain you would be better off with an exhaust layout and turbo position similar to David's car. You have SO MUCH extra space under the bonnet above the engine it's just silly. You have the freedom to do a lot more with the whole setup than most of us (who are not tuning new age cars).
You would do well to apply your own common sense to all decisions affecting your car and wallet. Ask yourself, does it really benefit me, and is it worth the money that could be better spent making more extra power in another area of the whole system.
As usual, just my opinions and I am still happy to help even if you don't share them!
Paul
There isn't such a thing as "upside down" for the turbo.
I am glad you think the downpipe will be trouble free, how are you going to join it to the rest of the system on the other side of the gearbox/propshaft?
Obviously seeing as you don't care about lag (which is what you said to start with) you won't mind the extra lag caused by the longer header length. But looking at it you could try and actually reduce header length by running 2 independant up-pipes each side of the box, but that will give you a non-ideal header layout from a exhaust cycle overlap point of view.
Under bonnet on new age looks weird compared to what I am used to. But i still maintain you would be better off with an exhaust layout and turbo position similar to David's car. You have SO MUCH extra space under the bonnet above the engine it's just silly. You have the freedom to do a lot more with the whole setup than most of us (who are not tuning new age cars).
You would do well to apply your own common sense to all decisions affecting your car and wallet. Ask yourself, does it really benefit me, and is it worth the money that could be better spent making more extra power in another area of the whole system.
As usual, just my opinions and I am still happy to help even if you don't share them!
Paul
Scooby Regular
Joined: Nov 2001
Posts: 15,239
Likes: 1
From: Leeds - It was 562.4bhp@28psi on Optimax, How much closer to 600 with race fuel and a bigger turbo?
I have to agree with paul.. if doing the jun setup then I would put the exhaust side at the drivers side.. the battery could allways go at the drivers side.. ABS might need addressing..
David
David
sorry conrad, from experience I have to agree with paul and david.
you will also find you are spending moneyh that doesn't need to be spent which in the end you will look back on and think, why did I bother?
you will also find you are spending moneyh that doesn't need to be spent which in the end you will look back on and think, why did I bother?
Listen to adam, he has spent the money and often wondered.
I have spend time with cardboard boxes in my engine bay etc planning how to lay the sucker out. Also with engine on stand you can get a good idea.
I have just thought though that the off the shelf parts will not fit around a six speed box. Although I know you can fit the turbo in the rotated position on a UK 6 speed (brake servo) because that's how it is on the WallisWagon®.
Paul
I have spend time with cardboard boxes in my engine bay etc planning how to lay the sucker out. Also with engine on stand you can get a good idea.
I have just thought though that the off the shelf parts will not fit around a six speed box. Although I know you can fit the turbo in the rotated position on a UK 6 speed (brake servo) because that's how it is on the WallisWagon®.
Paul



