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saab b207 supercharged m62 ats dtc composite worx re-spray coupe

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#221 Rosssco

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Posted 07 March 2014 - 01:59 PM

 

 

Turbo housing... Get one cheap (feck the turbo etc) fitted somewhere along the exhaust pipe and see what happens with the blades chopping up the air / sound waves especially if going custom made. If I had my car, I would be willing to chip in a tenner (I know - I am so generous) as I suspect you could convince others to support a trail as part of the custom design, even if it was to be cut out and replaced later to see if it had any positive effect. Actually, fcuk it... I'll sponsor you a tenner, if others will, to buy a random scrap turbo and try one as part of the exhaust fabrication.

  Seems a bit random dude? Not quite sure what you'd hope to achieve with a turbine in the exhaust pipe?   G
I am random... That is both my charm and annoying feature wrapped into one. My thoughts are that turbo cars tend to be nowhere near as noisy as an equivalent car of same power. The turbo when looking down the exhaust looks like a blockage and therefore has the effect of reducing sounds waves passing down the chamber. It may be enough to reduce some of the sound to be useful, it could be completely useless or even make the situation worse... I have absolutely no idea.

 

 

Or just have a secondary, more effective silencer fitted if it was that bad, rather than a restrictive, heavier turbine side of a turbo fitted... You'd need to fit an oil supply for the bearing also.



#222 Graeme Lambert

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Posted 07 March 2014 - 02:08 PM

I think currently the plan is to use the biggest backbox we can in the available space, and run a decat - with the option to include a secondary silencer in its place if the backbox doesn't solve the problem.

 

After that we'll have to look at an induction solution.

 

And much though I like turbos, adding a trubine somewhere in the exhaust seems to be a pikey bodge mod :P



#223 fezzasus

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Posted 07 March 2014 - 04:06 PM

 

After that we'll have to look at an induction solution.

Posted Image



#224 siztenboots

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Posted 07 March 2014 - 04:21 PM

the turbine blades do seem to chop the peak to peak exhaust valves pulses down a bit



#225 Zoobeef

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Posted 07 March 2014 - 04:32 PM


 
After that we'll have to look at an induction solution.

Posted Image
My filter was attached similarly using shoe laces!
I used that bracket just to the right of the cable tie to bolt a proper supporting bracket too!

#226 chris_uk

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Posted 07 March 2014 - 04:49 PM

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#227 Zoobeef

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Posted 07 March 2014 - 04:55 PM

Yeah that bracket!

#228 vocky

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Posted 07 March 2014 - 05:51 PM

that looks good, how much difference does it make to noise ?

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#229 chris_uk

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Posted 07 March 2014 - 05:56 PM

Never really noticed any difference tbh..

#230 rob999

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Posted 08 March 2014 - 03:59 PM

So how did you boys get on.....

#231 Graeme Lambert

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Posted 10 March 2014 - 02:12 PM

So how did you boys get on.....

 

Well Stu pulled off a bit of wrap, and Ray offered a helpful stare at one point. Lee was too busy pleasuring himself over a shed of an orange Exige elsewhere in the workshop to lend a hand... :o

 

To be fair, MB had done plenty of work on the car on Thursday and Friday. When I arrived at the workshop on Saturday the rear clam was off and the engine and box already out. The alternator had already been removed and was no where to be seen, thanks to Lee :lol:

 

I have a feeling there'll be a few more parts that I discover missing along the way...

 

Anyway, here's what I started with

 

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So my (relatively) simple task for the day was to remove the hubs, wishbones, toe links and then finally the rear subframe.

 

The closest I've come to doing anything like this is watching Lee change my wishbones last year on my VXT. Thankfully Matt is pretty understanding, and very patient. He also told me to use his tools until they snapped if need be - as he'd just send them back if they failed!

 

Of course apart from the toe links everything there is original as far as I know, and the car has lived in rural Wales for a few years, so everything is/was filthy and rusty. And the red on the rear subframe is I expect from when Chris tried to rattlecan fix the osmosis on the rear clam.

 

Thanks to a hammer and fork the hubs came off easy enough, as did the top wishbones - which in fact look in decent condition really

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After that it was the lower wishbones, which took a little more persuading but got there in the end. Brake lines were a pain on both, and in the end we had to cut/grind off the driver's side after the nut rounded.

 

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The toe links came off easily, as they'd recently been replaced/fitted and that just left the subframe really. It wasn't too bad either to be honest, though the impact driver did get a fair workout on a few of the bolts. Also the bracket on the passenger side that covers the top front face of the subframe, stopping us getting access to the subframe bolt, had to be sacraficed in the end :D

 

Corrosion on the driver's side wasn't too bad really. It's obviously happening, and worth sorting for any car approaching this age if you ask me, but could have been worse.

 

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The passenger side was a bit worse. Again still nothing to get too excited about - having read the other threads I'd prepared myself for the worst here. The pic below is actually after Matt had scraped the worst of it off to check the surface was still acceptably flat.

 

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And the pile of white stuff on the floor

 

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Which left me at the end of the day with

 

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Box of bits taken off - wishbones, hubs etc

 

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So relatively slow progress for my half a day, all down to my lack of experience, but I'm happy still.

 

Thankfully MBR is halfway between my house and work so will probably make a few late evening swing bys to get on with the rest of it. Need to get bulkhead cleared ready for cutting and the rear window cut out too.

 

Whatever, it's a start... and big t hanks to MB again for his patience, guidance and angle grinder wielding when needed :P

 

G



#232 siztenboots

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Posted 10 March 2014 - 02:23 PM

fit a new fuel filter while you have the easy access



#233 Graeme Lambert

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Posted 10 March 2014 - 08:50 PM

fit a new fuel filter while you have the easy access

 

Don't worry we're on a belt and braces approach with this project (much to the disappointment of my wallet) so we'll be doing all that sort of stuff.

 

In fact that bulkhead will be completely stripped, and we'll likely replace all hoses as well if MB's idea comes off.

 

G



#234 CocoPops

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Posted 10 March 2014 - 09:29 PM

JG would be proud... He loves the "while you're there..." approach.

#235 Graeme Lambert

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Posted 10 March 2014 - 09:48 PM

JG would be proud... He loves the "while you're there..." approach.

 

Well if this was just a simple engine swap or a tart up of some paint it might not be quite such an easy decision.

 

But basically we're rebuilding the whole thing - this has to look and feel and drive like a new VX220 (though admittedly an uprated one) for me at the end. Otherwise it's been a waste of money.

 

Therefore anything that should or could be replaced, will be.

 

G



#236 Mangham54

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Posted 10 March 2014 - 10:20 PM

JG would be proud... He loves the "while you're there..." approach.

  Well if this was just a simple engine swap or a tart up of some paint it might not be quite such an easy decision.   But basically we're rebuilding the whole thing - this has to look and feel and drive like a new VX220 (though admittedly an uprated one) for me at the end. Otherwise it's been a waste of money.   Therefore anything that should or could be replaced, will be.   G
:Imnotworthy:

#237 techieboy

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Posted 10 March 2014 - 10:30 PM

Therefore anything that should or could be replaced, will be.

T'is the only way. My quick and easy suspension refresh soon morphed into replace absolutely everything on the underside of the car. Much better to go in with that mindset in the first place. :wacko: Had already swapped to a new engine and fcuk knows how many exhaust systems. :beat:

#238 Zoobeef

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Posted 10 March 2014 - 10:41 PM

Therefore anything that should or could be replaced, will be.

T'is the only way. My quick and easy suspension refresh soon morphed into replace absolutely everything on the underside of the car. Much better to go in with that mindset in the first place. :wacko: Had already swapped to a new engine and fcuk knows how many exhaust systems. :beat:
Thats why the first simple service I did on the Noble cost me £3.5 in parts. Didnt even actually look like id actually done anything either haha.

#239 JG

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Posted 11 March 2014 - 08:41 AM

I'm about to move into a 30 sq meter garage. I'm going to have subframe envy, so i shall do the same.

 

That is unless i get an further convincing the finance manager about a v6...



#240 JG

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Posted 11 March 2014 - 08:43 AM

Graeme, what are your plans for fuel lines?







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