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Bboy_Sparx
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Location:
Canberra, Australia
Registered:
October 2002
SC14 Supercharger Thu, 06 May 2004 16:46 Go to next message
Hey guys and girls,

I've got a Ford TX3 and a 1.8 litre motor. My mate has a spare SC14 supercharger with the goodies for me to use.

Just wondering, what costs am I looking at to get the thing on? What mods would need to be done? I've seen the SC12 charger put on things like mirages and lancers.

Any input would be appreciated.
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Norbie
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Location:
Brisbane
Registered:
May 2002
Re: SC14 Supercharger Thu, 06 May 2004 23:16 Go to previous messageGo to next message
How long is a piece of string? It depends where you can put it, how much room is available, and how much custom fabrication work is involved. I'm no expert on Mazda's so I couldn't answer any of those questions. Your best bet is to get your trusty measuring tape out and start measuring!
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ra23celica
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Registered:
November 2002
Re: SC14 Supercharger Fri, 07 May 2004 02:43 Go to previous messageGo to next message
There is no real answer to this question, as Norbie said, if you give the job to a custom manufacturer or do most of it yourself.
You can consider using an air-con compressor mounting bracket as a starting point to attach the S/C then you have to organize a belt, custom inlet and outlet piping, modified inlet manifold, new fuel mapping and or additional injectors to handle the air flow increase, electronic control for the S/C, the list goes on. No such thing as a free lunch.
Mitch.
PS: Do you plan to make it all legal and insurable ? I don't want you hitting me or anyone I know in an illegal car your insurance company won't touch !
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Bboy_Sparx
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Location:
Canberra, Australia
Registered:
October 2002
Re: SC14 Supercharger Fri, 07 May 2004 07:19 Go to previous messageGo to next message
Ok so from what I can see...

- piping, got the hook up for that

- brackets, my mate can weld stuff on for me

- injectors, can be hooked up with a set of BP Turbo injectors

- belts, may have to look into that. Any suggestions here?

- manifold, may have to see who can help me with that. Exhaust places do this, no?

- In regards to electronic control for the S/C, does that work off the ECU? Can I get a place to modify my factory computer for this?

Sorry if I sound a bit stupid, but engines aren't my forte Confused
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VL_Commy
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Location:
Canberra
Registered:
November 2003
Re: SC14 Supercharger Fri, 07 May 2004 14:35 Go to previous messageGo to next message
Belts - Any standard 5 rib belt will do. You just gotta find one the right size then add a tensioner in there. you may also have to get a new pulley made to put on your crank in order to drive the blower. Something ~165mm in diameter should be good.

Electric Clutch - Wire up a switch to turn it on & off.

Also you need to figure out if you want to run a blow thru or suck thru setup.

Blow thru - ie blower b4 throttle body, will allow you to run a BOV etc and boost will hit you a bit harder as all that pressure in the intake piping is stored up waiting for you to open the throttle.

Suck thru - ie throttle body b4 blower IMO is the better option in that you can control air flow more by use of the throttle body. Also boost is more controlled and smooth this way, which in a FWD car will be better for traction. You dont have this huge buildup of pressure just waiting to pour into the inlet, instead the throttle body sort of "chokes" the blower so that it can only pump as much air as u allow.

Those are my basic understandings anyway

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Norbie
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May 2002
Re: SC14 Supercharger Sun, 09 May 2004 06:02 Go to previous messageGo to next message
VL_Commy wrote on Sat, 08 May 2004 00:35

Blow thru - ie blower b4 throttle body, will allow you to run a BOV etc and boost will hit you a bit harder as all that pressure in the intake piping is stored up waiting for you to open the throttle.


Actually all that pressure in the intake piping will blow your intake to pieces, because the SC14 is a positive-displacement pump, which means it will pump a fixed volume of air per revolution. If that air has nowhere to go (ie closed throttle) the pressure goes through the roof and something will break. That's why the throttle is mounted before the blower on the factory setups, and that's what you'll have to do here as well unless you intend to engage the blower at full throttle only (ie with a reed switch on the throttle).

[Updated on: Sun, 09 May 2004 06:03]

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VL_Commy
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Location:
Canberra
Registered:
November 2003
Re: SC14 Supercharger Sun, 09 May 2004 07:51 Go to previous messageGo to next message
That is true, but isnt that what the vacuum hoses are for on the blower? so it will be fine to run the TB after the blower. I know of a couple of VLs that have used the SC14 before the TB with no worries at all. Obviously running the TB before the blower is the better option, but its not to be said that you cant do it the other way.
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M.W.P.
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Rocky Mountains, Canada
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May 2002
 
Re: SC14 Supercharger Sun, 09 May 2004 16:13 Go to previous messageGo to next message
There is not problem running the SC before the TB.
You just need to make sure that the SC can vent while the TB is closed... in other words, a BOV.

Bluewire runs a 18R-GEU with a SC14 before the stock TB with a BOV.
Its the weirdest sounding engine ive ever heard... very cool.

[Updated on: Sun, 09 May 2004 16:13]

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Fruitloop
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Registered:
March 2004
Re: SC14 Supercharger Sun, 09 May 2004 19:47 Go to previous messageGo to next message
Does the TX3 run AFM or TB/MAP injection..?
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Norbie
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Location:
Brisbane
Registered:
May 2002
Re: SC14 Supercharger Sun, 09 May 2004 23:00 Go to previous messageGo to next message
It is possible to do it that way, but it is horrendously inefficient; the pumping losses would be huge! Why not set it up the way Toyota intended instead of bodging it up?
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Bboy_Sparx
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Location:
Canberra, Australia
Registered:
October 2002
Re: SC14 Supercharger Thu, 13 May 2004 23:30 Go to previous messageGo to next message
Fruitloop wrote on Mon, 10 May 2004 05:47

Does the TX3 run AFM or TB/MAP injection..?


Dunno, how can I tell?
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Fruitloop
Regular


Registered:
March 2004
Re: SC14 Supercharger Fri, 14 May 2004 15:46 Go to previous messageGo to next message
Is there a AFM (air flow meter) (generally but not always) between the Air filter and and the throttle body..?
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Bluewire
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Location:
Adelaide, South Oz
Registered:
May 2002
 
Re: SC14 Supercharger Sun, 30 May 2004 09:36 Go to previous messageGo to next message
Quote:

Bluewire runs a 18R-GEU with a SC14 before the stock TB with a BOV.
Its the weirdest sounding engine ive ever heard... very cool.

Well after a bit of changes Bluewire has now got two TB, a Ford EF TB in the left side front gard.
Before the Supercharger as well as after the Supercharger.

http://www.classic-celica.com/albums/album09/Tbef.jpg
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M.W.P.
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Location:
Rocky Mountains, Canada
Registered:
May 2002
 
Re: SC14 Supercharger Sun, 30 May 2004 14:27 Go to previous message
Errr... why both?

Only the one before is needed.
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