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View Full Version : Rear turrett mods for coilovers



rich a
01-05-15, 08:18 PM
Evening all I want to run gaz coilovers on the car when I start rebuilding it. I have a couple of questions about this first I have seen some people have to knock the inner rear arch in a bit for clearance, is this the case with every car an how much is needed. Also some people have said the rear turrets need strengthing to run coilovers is this the case an what is needed. Any comments or info welcome

Cheers Rich

Iain
01-05-15, 08:52 PM
Turret is a nicer solution. Most will need a hammer tickle if not all.

Scottcooper85
01-05-15, 09:21 PM
My Avo's bolted straight up with no mods. Just going to stitch the seams inside around the arches when I can be arsed

BRoadGhost
01-05-15, 10:25 PM
Cut the whole lot out & fabricate what should have been there in the first place! :)

Scottcooper85
01-05-15, 10:41 PM
Cut the whole lot out & fabricate what should have been there in the first place! :)

If ever I get a shell to work on I'm going to tub and turret both corners :)

Walshysr
01-05-15, 10:54 PM
Sorry for not having a clue here but what's the gains in changing the turrets? Sounds like something I should do while the car is in bits and before I get it painted

bazzap8389
02-05-15, 06:01 AM
If ever I get a shell to work on I'm going to tub and turret both corners :)

I bought tubs and turrets a few days ago. Will be fitted next week I think! :)

rich a
02-05-15, 06:55 AM
That's my point walshysr what is to be gained switching to turrets I guess it's a stronger setup but is the original setup not strong enough for coilovers. Plus when it goes back together I want it to look as original as possible an not hacked about ( apart for the coilovers obviously ) lol.

cheers rich

Iain
02-05-15, 11:10 AM
If they don't touch then the original inner arches will do the job adequately. A stitch weld would be a good idea though.

If you want to run any rear coil overs with any spring diameter at any height without worrying then do the proper mods.

Walshysr
02-05-15, 11:28 AM
When I bought my car it came with gaz rear coilovers but the lad wanted to keep them apparently they came off a corsa c? But they didn't rub so am I right in saying tubbing the rear turrets isn't for handling ect just to get different suspension on

phunkynova
02-05-15, 05:14 PM
I run AVO coil-overs on the back of my rally nova/corsa A with no modifications to the rear mount points and they have had some server abuse on the stages over the last 3 years and no problems.

Benn
02-05-15, 05:36 PM
Turret,

Pro.
Clearance for coilover.
Space to straighton the whole thing out, insted over them sitting at an angle like they do now.
You can move the coilover in wards giving more tyre/wheel space/width.

Con.
Gotta be a good welder, strengh wise.

Not doing it.

Youll need to dress the inner arch as the build on a nova is + or - 5mm on a nova. So one side might fit, one might not.
Coilover can be very close to tyre.
Youll still wanna weld the seams of the pannels, as the stress with be all in different places.

rich a
02-05-15, 06:44 PM
Cheers for all the advice,

on the good side im not doing any of the welding or fab work so ill see if they can slightly modify the rear arch while they are doing the repair work to give me some more clearance and stich weld it

I can see why people go for turrets but does seem a bit hard core for my needs its never been 3 up an is never likely to be

Iain
03-05-15, 07:50 AM
They often rot behind the rear shock so could be worth rewelding it for more clearance anyway yeah

rich a
03-05-15, 08:34 AM
Yep that's where mine has gone so it looks like removing the shock mounting point remaking it or be it modified on both sides

BRoadGhost
03-05-15, 01:07 PM
The main gain is lowering the center of gravity whilst maintaining stroke.

Benn
07-05-15, 03:27 PM
Come on... Pics of yours ;)

rich a
07-05-15, 09:32 PM
Is be interested in seeing them too ��

craig green
08-05-15, 07:28 PM
Beating the inner arch is a bodge imo. A few examples Ive looked at, the std seams in teh boot floor have split open. Daft for the sake of fitting some parts in a hurry.
The std spring arrangement uses the chassis leg under the boot floor to support the weight of the car & any further ballast, by using a coilover strut with spring/damper as one unit, the weight is now supported by the upper shock mounting in the wheel well & the lower mount on the beam, which is literally a bit of folded tin. Reinforce the lower mount & create the adequate space for the spring to move/clear aganst the inner arch. Just because it looks clear when on a jack in your garage does not mean the spring wont come into contact with the arch when the car is cornering under load.

Benn
09-05-15, 10:45 AM
Having cut and welded bits of mine where the top of the shock fits. It's 4 skins of metal, so there should be quite alot of strength there. But i'd advice to at least weld the seam joins up.

Moving the bottom mount is a but better yes tho yes^

garyc
09-05-15, 01:19 PM
I would of thought the biggest advantage of running turrets is that you can run 2 1/4coilovers which give you a bigger scope of coilover to choose from, eg monotubes rather than twintubes.