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Holset Turbos, PART 4

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The HX-52 went 205mph before the car overheated today.

That is all.

Steven
 
As I have said a few times now and even linked it in this very thread, YES. Just look around guys. Why would I hide the car and keep telling you guys all about it. No pictures with the HX-52, but with something very close. At least externally. The turbo you will see in the pictures is a 61mm turbo.

Steven
 
Well took the car to the local 1/8mile again and got 2 runs in. I have turned up the boost to 34psi and leaned it out abit.

With this trap in the 1/8th i can guarentee some 135mph+ passes at the quarter.

60ft - 1.756
1/8th 7.372
mph - 103.99

still having troubles getting the car outta the hole but is pulling real nice now.
 
You have to remember, this is at mile marker three on a five mile course. Car has had no issues putting around town and tuning on the dyno doesn't allow the car to climb as high as fast.

He is going back for world finals with more coolant capacity and shooting for 220-230.

Steven
 
Well took the car to the local 1/8mile again and got 2 runs in. I have turned up the boost to 34psi and leaned it out abit.

With this trap in the 1/8th i can guarentee some 135mph+ passes at the quarter.

60ft - 1.756
1/8th 7.372
mph - 103.99

still having troubles getting the car outta the hole but is pulling real nice now.

Nice times, you have any videos of the runs?
 
Well took the car to the local 1/8mile again and got 2 runs in. I have turned up the boost to 34psi and leaned it out abit.

With this trap in the 1/8th i can guarentee some 135mph+ passes at the quarter.

60ft - 1.756
1/8th 7.372
mph - 103.99

still having troubles getting the car outta the hole but is pulling real nice now.

That is a FAST 1/8th!

You have to really get that 60ft down. Practice! You just need seat time. 1 tenth better here consistantly and then I'd take it to a 1320ft track and post the results in the archives. Great job so far!:thumb:
 
I need a part number for an hx40 turbo with a 6 or 7 blade compressor and a 60mm or larger inducer with a divided 19cm t4 hotside. Anyone know where to find part numbers for holsets?
 
I'm still collecting all the parts I'll need for my Holset install.

Does anyone with the BEP housing remember which O2 housing gasket they used?

I found an old gasket in my junk closet an it is 1/2" smaller then the BEP outlet.
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Also anyone know which manifold gasket to use?

Thanks.
 

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I'm still collecting all the parts I'll need for my Holset install.

Does anyone with the BEP housing remember which O2 housing gasket they used?

I found an old gasket in my junk closet an it is 1/2" smaller then the BEP outlet.
You must be logged in to view this image or video.


Also anyone know which manifold gasket to use?

Thanks.

I used that same gasket but enlarged it with a dremel. I used a 7cm exhaust manifold to turbo gasket.
 
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Got underneath and took another picture of the arm on the turbo.

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The two non rusty areas of the flat are where epoxy or a blockoff plate must be put in, they are the coolant feed holes for the electric actuator.

The hole the stud went in, is already there and not round. It is meant as part of the method they use to index the VGT position when installing the actuator and the turbo on the truck. I lightly filed the threads on the other end of that stud, and it went in with some tapping from a hammer. Fits very snug and isn't going anywhere.
You could drill it out round, and tap it for a larger stud, but this worked just fine. The metal up nearer the gear is very hard, not sure about where the hole is, but I'd guess its much the same.


Sweet I don't really see the spots you are talking about though, but I think I am going to try this route once my car is ready to handle some holset goodness.
 

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I'm still collecting all the parts I'll need for my Holset install.

Does anyone with the BEP housing remember which O2 housing gasket they used?

I found an old gasket in my junk closet an it is 1/2" smaller then the BEP outlet.
You must be logged in to view this image or video.


Also anyone know which manifold gasket to use?

Thanks.

The only right choice is call Nick from turbotrader.com
 
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The only right choice is call Nick from turbotrader.com

He has a gasket specifically for the BEP HX-35 housing?



I used that same gasket but enlarged it with a dremel. I used a 7cm exhaust manifold to turbo gasket.

Thanks for the info.
 
For o2 housing gasket I used an evo3 gasket, worked great.
 
Has anybody seen a 10 blade hx40 turbine? All the ones i remember seeing were all 12 blade, IIRC. I havent been able to get the exhaust housing off yet to actually measure the wheel yet. I emailed holset the numbers off my tag though. They said the exducer diameter is 64mm and the inducer is 76mm. Are these the normal measurements for the hx40 turbine?

Am i correct in assuming that less blades on the turbine will increase lag, but free up top end flow?

Here is a pic

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hey guys i just got my bep t3 internal gate housing and tried to bolt it up to my t3 megan racing tubular manifold and it hits the block even with a half inch spacer i know it wont clear ! what manifolds are you guys using that doesn't have an o2 dump ! i think it might clear with a mitsu to t3 adapter plate using my stock 2g ported manifold ! i'm about to pull my hair out.......
 
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