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-   -   Just what the roadster needs (http://www.haynes.co.uk/forums/showthread.php?t=6327)

spud69 20th April 2011 01:52 PM

Just what the roadster needs
 
3 Attachment(s)
Got some pics below of a mold in progress for a new rear diffuser for the roadster. It's designed mainly to cover in the area under the diff cage area and stop the rear panel acting as an air brake. If it provides some ground effect then all the better.

It's got a bit more work to do but shouldn't too long.

wylliezx9r 20th April 2011 02:08 PM

Looks cool as, any idea on price and when it will be available ?

Eternal 20th April 2011 02:26 PM

Sweet i will take one off your hands when i order the rear tub.

ozzy1 20th April 2011 03:38 PM

Quote:

Sweet i will take one off your hands when i order the rear tub.
Impressive.

Me too!!

K4KEV 20th April 2011 03:41 PM

Looking real good Andy;) ....might have to pop down and check that out, it's nice little details like that which will always keep SSC in good stead... especially ooop ere in N.E.R.D land:D

Eternal 20th April 2011 03:56 PM

Heh the next cool thing would be a fiberglass scuttle with window frame in 1 bit :D

kinda like this one.

spud69 20th April 2011 04:10 PM

Quote:

Originally Posted by Eternal (Post 57374)
Heh the next cool thing would be a fiberglass scuttle with window frame in 1 bit :D

kinda like this one.

With an enclosed cockpit - i'll put that on the list......:eek:

Cheers......;)

Eternal 20th April 2011 05:32 PM

Lol not with the enclosed cockpit but just the window frame would be ace. Feel free to use me as guinea pig if you want :D Could also build a rollbar into the rear of the window frame same as in that pic. Would be kinda cool.

But on a serious note if you do make a window frame scuttle i would buy one. Also do count me in on the rear diffuser for sure.

tkpm 20th April 2011 06:42 PM

Quote:

Originally Posted by ozzy1 (Post 57371)
Impressive.

Me too!!

Me too in black :D,

was going to have ago at making one myself, not if someone else is going do it for me.

Terry

Tatey 20th April 2011 06:55 PM

Spud, will these work with an aluminium tub as well? If so i'll happily take one off your hands.

leroybrown911 20th April 2011 10:32 PM

I will defo be getting one of these when I get my bodywork, any ideas on price yet?

vmax1974 21st April 2011 07:47 AM

i will have one of them too

Finally something i know anything about

in order to get the ground effect you will need to break the airflow up by adding a vertical lip to start the air swirling towards the undertray then the fins speed the air up pulling the rear end towards the floor

flyerncle 21st April 2011 09:01 AM

Vortex generators,also fitted to aircraft wings !!!!;)

spud69 21st April 2011 09:17 AM

Quote:

Originally Posted by vmax1974 (Post 57417)
i will have one of them too

Finally something i know anything about

in order to get the ground effect you will need to break the airflow up by adding a vertical lip to start the air swirling towards the undertray then the fins speed the air up pulling the rear end towards the floor

That could easily be added at this stage, i will look into it during having a few beers on Sunday.

Cheers...Andrew

Deanno 21st April 2011 09:51 AM

I was planning on doing a rear defuser out of carbon fibre.
any news on prices?

alsoSpud you have a PM

vmax1974 21st April 2011 09:54 AM

I was going to pop in this morning but instead i went to stockton to let real radio smash the wifes ornimental plates :eek: lol may pop in later

cornishmaid 21st April 2011 10:20 AM

Will this fit with the rear panel section that was made by Triton? Our car is fitted with the full Triton body panels which we purchased back in 2008, we had a few extras done at the time which Triton intended to put into production but don't think they did so it makes our car rather special.:)

deezee 21st April 2011 10:29 AM

Quote:

Originally Posted by vmax1974 (Post 57417)
i will have one of them too

Finally something i know anything about

in order to get the ground effect you will need to break the airflow up by adding a vertical lip to start the air swirling towards the undertray then the fins speed the air up pulling the rear end towards the floor

This might sound like a daft question, but how fast does a car need to go to gain any appreciable effect from aerodynamic aids? I.E. Is there enough gain for road use, or is it more track related?

vmax1974 21st April 2011 10:34 AM

should have a small effect on the road but the real benefit will always be on track and on motorways and as spud said the rear panel will not act as an airbrake to slow the car down other things you could do is some vents in the top rear of the rear arches to unload the pressure build up in them that will reduce the airbrake effect too so should also help with fuel costs

cornishmaid 21st April 2011 10:43 AM

Quote:

Originally Posted by vmax1974 (Post 57430)
should have a small effect on the road but the real benefit will always be on track and on motorways and as spud said the rear panel will not act as an airbrake to slow the car down other things you could do is some vents in the top rear of the rear arches to unload the pressure build up in them that will reduce the airbrake effect too

Caterham spent a lot time and money in wind tunnels on this very subject a few years ago. I believe the model that uses the findings is the CSR version.

cornishmaid 21st April 2011 11:03 AM

So will the new panel fit the Triton rear panel?
Our rear panel is a bit different to the production version,we were assured however it fits on in same places and dimensions.

spud69 21st April 2011 11:14 AM

It should do CM, they are built to fit the same chassis dimensions and it will only need to tuck into the bottom return on the rear panel to fasten to the chassis with the rear panel.

You'll have to put up some pics of your car, it's always good to see other roadsters.

Andrew

cornishmaid 21st April 2011 11:31 AM

Thank you for that, we are in the process of putting a web page together showing off our toys and how we made our car so once it's finalised we will post the link up.

CM

cornishmaid 21st April 2011 01:11 PM

Just been on the phone to Mark who was Triton Products to ask him if anyone else had the modified panels like ours and he said yes there were two done in 2008 and both in Cornwall. He also said that the under panel will fit provided the mould has not been altered as he never altered that section of our rear panel.

We had a long chat about anything and everything, which was always the case while we were building our car.He always had time for a chat and helped with silly mundane things. I asked about his ban and the rumours he was getting back into the Kit Car scene but he just laughed and said yes on the car side of things and wouldn't say anything other than laugh about the other.

So I guess it's a case of watch this space really.

CM

BORNXenon 21st April 2011 01:58 PM

Quote:

Originally Posted by Eternal (Post 57377)
But on a serious note if you do make a window frame scuttle i would buy one. Also do count me in on the rear diffuser for sure.

Me too, on both counts!:D

cornishmaid 21st April 2011 02:52 PM

You loose out too much having a windscreen fitted to this type of car, the wind buffeting is worse with a windscreen fitted than with simple aero screens. It's also like trying to push a door through the air as the screen tends to be quite upright and acts like a sail.

CM

BORNXenon 21st April 2011 03:51 PM

True, but tell that to my Mrs who's worried about her hair blowing everywhere and getting hit in the face by bugs! :D

mark 21st April 2011 03:53 PM

Quote:

Originally Posted by BORNXenon (Post 57458)
True, but tell that to my Mrs who's worried about her hair blowing everywhere and getting hit in the face by bugs! :D

Helmet, with a pink mohican on the top.

Eternal 21st April 2011 06:49 PM

still i def going the window way as want to get some wet weather gear made up. + with my engine i dont think the window will reduce the power much if anything it will probably help me.... :D

BORNXenon 21st April 2011 07:30 PM

Quote:

Originally Posted by Eternal (Post 57475)
still i def going the window way as want to get some wet weather gear made up. + with my engine i dont think the window will reduce the power much if anything it will probably help me.... :D

I certainly don't think power will be an issue in yours mate, you may need the extra stopping power! :D

David_17 21st April 2011 08:31 PM

Looks ace andy, well done and great idea. I too will be having one. Has the price been decided yet?

spud69 22nd April 2011 08:37 AM

Quote:

Originally Posted by David_17 (Post 57485)
Looks ace andy, well done and great idea. I too will be having one. Has the price been decided yet?

There is still a bit of work to do David, 2 weeks tops, but price won't be too extreme as it looks like they are going to be popular......:)

Regards....Andrew

Eternal 22nd April 2011 08:49 AM

allways good news! Keep up the great work Andy!

flyerncle 22nd April 2011 10:32 AM

Fully enclosed CAN-AM style body next ?;)

bobbyh 22nd April 2011 11:33 AM

Quote:

Originally Posted by flyerncle (Post 57505)
Fully enclosed CAN-AM style body next ?;)

Sound like a cool idea. with f1 styel front wing?

have you thought about / making a fully flat floor and side skirts?

flyerncle 23rd April 2011 10:11 AM

Will have to beat Andy with a stick to get him to do it and he is busy,I will talk nicely to him next time I see him .;)

No F1 styley just nice and aerodynamic with flat splitter under the front to give plenty of steering.

bobbyh 23rd April 2011 11:01 AM

Quote:

Originally Posted by flyerncle (Post 57577)
Will have to beat Andy with a stick to get him to do it and he is busy,I will talk nicely to him next time I see him .;)

No F1 styley just nice and aerodynamic with flat splitter under the front to give plenty of steering.

ok ok. that does sound good to me.

minicountryman1961 23rd April 2011 11:09 AM

Quote:

Originally Posted by bobbyh (Post 57582)
ok ok. that does sound good to me.

Can you do this body next??

http://www.ultimatecarpage.com/car/2...o-Canguro.html

Ricky 24th April 2011 07:48 AM

Just what the roadster needs
 
Dam you guys really know how to make a guy halfway around the world get really jealous with this extremely cool ideas and not being to get access to this parts lol

Ricky 30th April 2011 07:49 PM

Just what the roadster needs
 
Hi guys hi saturn would you have any progress pics on that rear defuser


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