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Supersprint Race system or not....

Printed From: Bavarian-Board.co.uk - BMW Owners Discussion Forum
Category: Technical & Model Specific Forums
Forum Name: BMW ///M Power
Forum Discription: Ask your BMW M Power Technical Questions here (M1, M2 hybrids, M3, M5 & M6)
URL: http://www.bavarian-board.co.uk/forum_posts.asp?TID=27085
Printed Date: 03-May-2024 at 10:46


Topic: Supersprint Race system or not....
Posted By: Matt T
Subject: Supersprint Race system or not....
Date Posted: 10-February-2006 at 12:54
I cant decide! Its probably the best system out there judging by previous posts, but £150 more than Milltek and Supersprint Road version and 10times louder by all accounts!

Although the race system with carbon airbox would sound


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Replies:
Posted By: trackM3
Date Posted: 10-February-2006 at 12:56
Originally posted by Matt T Matt T wrote:

I cant decide! Its probably the best system out there judging by previous posts, but £150 more than Milltek and Supersprint Road version and 10times louder by all accounts!

Although the race system with carbon airbox would sound
would sound to noisy for all but a few trackdays ????

-------------
Oops i went and got an E36 !


Posted By: Matt T
Date Posted: 10-February-2006 at 13:01
Did barefoot ever have a problem with his? Read a previous post and he seemed to think it would be ok on track days. I definately dont want it if it will restrict which trackdays i can go on.


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Posted By: 215m3
Date Posted: 10-February-2006 at 13:52
Kev did have a problem, but was never a noise issue. he'll fill you in.

-------------
Toby
http://www.bmminiparts.com - New Genuine BMW & Mini OEM parts - www.bmminiparts.com

1987 E30 M3 with turbo being added


Posted By: barefoot
Date Posted: 10-February-2006 at 17:09

Only track days that I have done have been at Oulton Park where I have had no problems with noise testing.   The exhaust blew a hole while at Oulton as in the picture below.  I emailed the importers with a couple of pictures they replied saying the factory in Italy would send out a new one. 

It took several weeks before it arrived meanwhile I had the original repaired which is still on the car so the new one is still in its packaging in my garage!  This might have been a one off but I do rate the exhaust's sound as well as performance.



-------------
90 E30 M3 track car
69 Lotus Elan Plus 2
73 TR6
60 3.8 Mark 11 Jag
89 205 GTi Track Car
88 Ferrari 328 GTS
02 Westfield Busa Turbo
03 VW Touareg V10 Diesel
01 Ducati Monster S4
99 Ducati Monster
05 KTM 450 EXC
03 Derbi 125


Posted By: Jake
Date Posted: 10-February-2006 at 18:23

There seems to be *some* history with the SS Race system failing; usually at the hanger welds.  I have a very early version of this system still new and uninstalled.  Rumor has it the early version had thinner walled tubing and they uprated it with thicker material later on.

I'm still a bit undecided on what to do with mine.  I'd like to reinforce it before installing it but then I assume this will void the warrenty.  I'm fairly confident that it will fail, the question is when.  Maybe on the way to work someday, or how about at the Ring?  If I don't reinforce it I feel like I have to carry a spare.  Silly.

I would really like to replace it with a BTB system.  I've held a new Grp N system (as they call it) and it is VERY nice, very light weight.  Sound is not too loud either.  Sure would be cool to do a dyno shoot out between these two exhausts.

Take care,

Jake



Posted By: 215m3
Date Posted: 11-February-2006 at 02:48
Jake

If SS knew their exhaust was failing in the places you mentioned and have now started to use thicker wallings etc, could you not contact them and mention you have an older unused exhaust, with warranty, and ask if you could strengthen it in the areas they have improved on? So it does not fail and leave you high and dry somewhere.

-------------
Toby
http://www.bmminiparts.com - New Genuine BMW & Mini OEM parts - www.bmminiparts.com

1987 E30 M3 with turbo being added


Posted By: UweM3
Date Posted: 11-February-2006 at 07:16
Jake I can have a look at it and see if we can do something.

-------------
E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: Jake
Date Posted: 11-February-2006 at 10:28

Hi Toby,

That's what I was thinking about doing.  I just need to get off my butt and contact Supersprint.  I'm a ways off from installing it so it's not high on the priority list yet.

Uwe,

You are the man!   I'd really appreciate some help when the time comes.  It may be next winter though.

Cheers,

Jake



Posted By: 215DMX
Date Posted: 11-February-2006 at 12:30
I had my Miltek let go recently two splits in the metal
wear the pipe joins the silencer. Phoned Miltek and
they sent a new part out the next day, just finished
fitting it.


Posted By: Matt T
Date Posted: 11-February-2006 at 13:47
Milltek are another on the list but ive heard stories about those failing too? Although nothing but praise about their after sales service.

How much is the BTB system? A lot is it not? Dont want to spend much more than £500 really.


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Posted By: kevin
Date Posted: 11-February-2006 at 13:50
Matt,

you can get a Milltek for £495, if you have read the other treads then you will know I'm positive about them despite my car sounding like a Massey Ferguson at the 'ring last June......

-------------
Kevin
'04 E46 330Ci Convertible
'08 E61 535d Touring (TorqueMeister Towbarge)
’95 E34 M5
’89 E30 M3 (Cecotto)


Posted By: BMG M3
Date Posted: 11-February-2006 at 14:08
The Miltek centre section seems prone to split the centre box on the first version.They do offer a no quibble replacement of a new and improved design though.Ask me how I know.....

www.motorsportworld.co.uk have the Miltek for £439.92 inc VAT,plus Delivery £14.10 .Moseley Motorsport want £495+VAT+delivery .Oh dear.......


Posted By: texas2201
Date Posted: 11-February-2006 at 14:22

I had a SS one fitted about 2 years ago by Lifetime near Bristol - tuned to 95.6Db sounds lovely no problems whatsever

about 5 trips to the Ring and dozens of trackdays

Martin



-------------
Martin - www.iconicmotorcars.co.uk
E30 M3 now sold :-(/Lotus Elan SE Turbo/Lotus Excel SE/Lotus Excel SA/Audi A8 - now Tow Barge - Quattro 4.2


Posted By: Jake
Date Posted: 11-February-2006 at 14:56

I can't for the life of me remember what those BTB kits go for.

Jake



Posted By: Matt T
Date Posted: 11-February-2006 at 14:59
I think i had a look on the site last night, and quickly closed the browser when i saw the price! 

You would think that selling a system for half a grand it would at least be reliable and good quality. Are there any other decent centre sections? Preferably SS.


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Posted By: kevin
Date Posted: 11-February-2006 at 15:04
Matt

Milltek have completely reworked the box and they are not aware of any issues since....to their credit they sorted any problems without hesitation. 


-------------
Kevin
'04 E46 330Ci Convertible
'08 E61 535d Touring (TorqueMeister Towbarge)
’95 E34 M5
’89 E30 M3 (Cecotto)


Posted By: 215DMX
Date Posted: 12-February-2006 at 05:01
Kevin /Brian to let you know mine was the NEW
version, not the older one. The actual metal had split
originally thought it was the weld but once oit was off
the car you could see the splits. I have grounded a
few times quite how much this would have to do with
it I don't know.


Posted By: kevin
Date Posted: 12-February-2006 at 05:06
Dave,

Which silencer was it 1st or 2nd and did you take any photos of the split? 

-------------
Kevin
'04 E46 330Ci Convertible
'08 E61 535d Touring (TorqueMeister Towbarge)
’95 E34 M5
’89 E30 M3 (Cecotto)


Posted By: piers66
Date Posted: 12-February-2006 at 07:28

From postings in the States it seems the early race Supersprint systems were almost bound to fail at hanger - unless car only used for trackwork would not recommend race system.

My experience of Miltek is that centre box is too low which means it will ground on speed humps/ yumpy roads and leads to premature failure (mine's been welded once). Maybe design has been modified since?

What about systems advertised on s14.de?

I'd probably revert to OEM next time...



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piers66


Posted By: Matt T
Date Posted: 12-February-2006 at 07:32
I dont want a system that is low, as my scorpoin already grounds out over bumps.!

Any other ideas?


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Posted By: Houlbt
Date Posted: 12-February-2006 at 08:37
Originally posted by barefoot barefoot wrote:




But I don't know why you took that Group N off a track focused car. The Group N might not have had the lovely twin pipe exit but it's the best performance wise, weight wise and imho sound wise - that was why it was on there ;)





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www.houlbrook.com


Posted By: rr_ww
Date Posted: 12-February-2006 at 09:10
Some time ago, I required a new system. I looked at the SuperSprint Race one, but decided against it as it was said to be very noisy. And the regular Supersprint road one is NOT stainless. Heard the stories about the Scorpion. So didn't want that. Didn't want a OEM one due to the cost. And didn't want a "Powerflow/Longlife item" as they generally use low quality materials which end up failing.

I chose a Milltek. Was a complete nightmare to get hold of. Rang virtually every supplier in the UK, Including Thorney and West Tuning (who don't answer their phones it seems) and only Powerstation had one. Turned up next day, but they'd forgotten the gaskets which they sent to me overnight. So not bad rectification. Fitting was a little fraught. I'd heard the tales of it sitting too far to the left in the rear bumper cut out and assumed that was down to the person who fitted it. But it's true. The shape of the pipe that goes from the front (centre) box to the rear box doesnt have the correct angle/length on it. Its only a little bit, but its enough to mean that the tailpipes will strike the bumper. I had to shim it across with about 5-10mm of washers till I was happy. (see pic)



As you can see it still sits to the left, but at least it doesn't hit on the bumper now. Also on the fitting side the bolts supplied for the front section to the manifold are too short to get any more than 2-3 threads into the nuts. So I used BMW items.

Regarding clearence, my car is standard height, so I've had no issues with that. And on the plus side having a single large bore pipe running down the car completely irradicates the resonance a twin pipe system generates around the 3k mark. The sound is also much bassier, but not excessively loud. Which I prefer. I would say that from the "ar5e test" that it feels more restrictive that the monkey Longlife system I had before. Which is a bit disappointing. But I can't back that with any actual back to back figures.

Overall, I'm not sure I an recommend any of the above exhausts over each other. They all have their faults*. Be that fragility, loudness, or poor fitment. Its down to how much you can live with each issue.

* Diverting slightly. In fairness that seems to be the case with M3 ownership. There is either not the parts you need or the specialists/tuners are not all that good and stuck in their ways. (eg. Its Alpha N or nothing. Its a certain combination of Cams or nothing. Or my personal favorite "they all do that, theres nothing you can do") Some fresh and original thinking to old problems would be a great benefit to all concerned. (but thats for another thread perhaps )

-------------
Rich.


Posted By: 215DMX
Date Posted: 12-February-2006 at 09:18
Kevin, havn't taken any pics yet will do though. It's the
centre silencer, at the back where the new support
is.


Posted By: Jake
Date Posted: 12-February-2006 at 10:43

rr_ww,

How do you mean you shimmed it?  Where did you put the shims?

Cheers,

Jake



Posted By: kevin
Date Posted: 12-February-2006 at 11:03
Rich, I too "shimmed" mine to get to fit central at the back.

Jake, my shims are washers on the final hanger to angle it straight.

Dave, I surprised the 1st (centre) box went having seen the extra supports they have added. 

-------------
Kevin
'04 E46 330Ci Convertible
'08 E61 535d Touring (TorqueMeister Towbarge)
’95 E34 M5
’89 E30 M3 (Cecotto)


Posted By: rr_ww
Date Posted: 12-February-2006 at 11:07
Between the upright thats between the 2 tailpipes and the rubber mount on the car.

Something like this



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Rich.


Posted By: kevin
Date Posted: 12-February-2006 at 11:08
Snap

-------------
Kevin
'04 E46 330Ci Convertible
'08 E61 535d Touring (TorqueMeister Towbarge)
’95 E34 M5
’89 E30 M3 (Cecotto)


Posted By: Dannyboy
Date Posted: 12-February-2006 at 11:10
I have a scorpion on mine but I have never driven a standard one. What
issues do you have with the scorpion system?

-------------
1992 clio 1.8 16V Good
1998 Subaru Impreza Turbo Terzo Great
1987 M3 Diamond Black Awesome (Now awesomer with Billys & Eibach)


Posted By: rr_ww
Date Posted: 12-February-2006 at 11:10
Originally posted by kevin kevin wrote:

Snap


Great minds...

Danny

The Scorpion is said to give
a) A very harsh sound
b) Be too restictive

A real case of more noise less performance. Its also not meant to be that well built. In terms of welds and materials etc

-------------
Rich.


Posted By: kevin
Date Posted: 12-February-2006 at 11:21
Mine had a Scorpion on it when I bought it and within 10 miles I would have a splitting headache, so I opted for the Milltek. The mechanic who fitted it commented that it freed the engine up compared to the Scorpion.

As Rich said in an earlier post everybody has a view on exhausts and many still favour the original mild steel system and are concerned that the buzzy S14 does stainless steel items no favours. Having said that I will stick with my Milltek.




-------------
Kevin
'04 E46 330Ci Convertible
'08 E61 535d Touring (TorqueMeister Towbarge)
’95 E34 M5
’89 E30 M3 (Cecotto)


Posted By: Jake
Date Posted: 12-February-2006 at 17:53

Thanks Kevin and rr_ww.  Makes sense now. 

Jake



Posted By: Jonners
Date Posted: 13-February-2006 at 06:31
hmmm - having read through this post am starting to wonder if the oem still sounds expensive...


Posted By: UweM3
Date Posted: 13-February-2006 at 07:27
Originally posted by Jonners Jonners wrote:

hmmm - having read through this post am starting to wonder if the oem still sounds expensive...


Buy an EISENMANN back box and you know what expensive means.

-------------
E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: Jonners
Date Posted: 13-February-2006 at 07:40
er, then perhaps the oem is cheap??


Posted By: amorgan
Date Posted: 13-February-2006 at 11:39

Or another cheaper alternative is to get a origianl backbox and replace the rest with a custom pipe made for you. I had mine done at a place called pipecraft in essex (specialise in custom exhausts). With the cat gone now it produces 11bhp more and cost me £100. Sounds pretty good too

Adrian 



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am


Posted By: UweM3
Date Posted: 14-February-2006 at 04:05
Originally posted by amorgan amorgan wrote:

Or another cheaper alternative is to get a origianl backbox and replace the rest with a custom pipe made for you. I had mine done at a place called pipecraft in essex (specialise in custom exhausts). With the cat gone now it produces 11bhp more and cost me £100. Sounds pretty good too


Adrian 



any pictures???

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E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: trackM3
Date Posted: 14-February-2006 at 04:19
Originally posted by amorgan amorgan wrote:

Or another cheaper alternative is to get a origianl backbox and replace the rest with a custom pipe made for you. I had mine done at a place called pipecraft in essex (specialise in custom exhausts). With the cat gone now it produces 11bhp more and cost me £100. Sounds pretty good too

Adrian 

I've used Pipecraft a lot they will make any custom pipe, just take the car to Basildon (big on American car exhausts) very good and cheap.

-------------
Oops i went and got an E36 !


Posted By: amorgan
Date Posted: 14-February-2006 at 04:47

Thats right. In and out in an hour. They dont use stainless as the cost would go up. I dont have any pics at the moment. will try and get some. When I took it to Bexley;s they were quite impressed by doing it that way. Think they kept the cross over part too(?)

Adrian



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am


Posted By: rezaq
Date Posted: 14-February-2006 at 06:53
i must say that i have had no problems whatsoever with my scorpion stw system. ok it is a little loud but i can live with it. the eisenmann/supersprint combo on my 328 sport is actually worse for noise!

defo had a power gain since i fitted it. its now been on there for 18 months without fault. fitted perfect aswell without any fouling (unlike the mega money eisenmann on the sport!).

i would consider changing it for something else as long as there was actual proof that it sapped power. dyno plots anyone?

cheers


Posted By: Nick @ TBMW
Date Posted: 20-February-2006 at 09:52

Bit late to this thread but thought I would mention it anyway...!

We're fitting a Supersprint race system to the Ewok on Thursday and getting a before and after rolling road readout, so I'll let you know just how much power we lose  

More info and pics etc will be in the mag of course

 



Posted By: SHEPSM3
Date Posted: 20-February-2006 at 18:19
Originally posted by Nick @ TBMW Nick @ TBMW wrote:

Bit late to this thread but thought I would mention it anyway...!

We're fitting a Supersprint race system to the Ewok on Thursday and getting a before and after rolling road readout, so I'll let you know just how much power we lose  

More info and pics etc will be in the mag of course

 

Atleast you are not fitting the Heyward and Scott system as I thought you were going to do. Judging by the one which was fitted to my car, then removed and hurled over the hedge, you have gone a better route

I look forward to reading your articals on EWOK.



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[IMG]http://i4.photobucket.com/albums/y135/ShepsM3/New-1a1.jpg">[IMG]http://i4.photobucket.com/albums/y135/ShepsM3/New-1b1.jpg">


Posted By: Nick @ TBMW
Date Posted: 20-February-2006 at 19:23


I've used H&S before on a previous car to good effect and I know of others that have done the same. Guess the S14 is just a massively different kettle of fish!

We've also got something else very interesting and exclusive being completed at the beginning of next month (exhaust wise) so watch this space


Posted By: 215m3
Date Posted: 21-February-2006 at 02:26
Nick

Have a word with Adrian H. I is having his own Grp A Manifold being built and has also had his own exhaust made. His motor though is putting out 320 hp. 2.5 spec, built by himself.

-------------
Toby
http://www.bmminiparts.com - New Genuine BMW & Mini OEM parts - www.bmminiparts.com

1987 E30 M3 with turbo being added


Posted By: Nick @ TBMW
Date Posted: 21-February-2006 at 18:50
Thanks for the info Toby 


Posted By: Nick @ TBMW
Date Posted: 23-February-2006 at 11:35

Just got the rolling road results in for the EWOK 

Standard non-cat exhaust: 210bhp, 175lbf.ft torque
Supersprint Race system: 218bhp, 176lbf.ft torque

More info on the results including driving impressions plus a big feature comparing both these exhuasts with the Milltek system (a power shootout) will be in issue 67

Just got to try the Milltek next week.

Thanks to Powerstation.org.uk (Tewkesbury) for their help and advice



Posted By: Matt T
Date Posted: 23-February-2006 at 12:26
Looking forward to reading the reviews! 

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Posted By: petesm3
Date Posted: 23-February-2006 at 12:33
Nick, is that with a remap or standard chip?


Posted By: Nick @ TBMW
Date Posted: 23-February-2006 at 15:33
Standard 

Wonder what will happen when the carbon airbox and Alpha N goes on


Posted By: Darren M
Date Posted: 23-February-2006 at 15:55
Well thats quite impressive. Any chance of overlaying the two dyno charts to compare throughout the entire rev range?

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Posted By: Nick @ TBMW
Date Posted: 23-February-2006 at 16:14
Yep, Powerstation did one of each exhaust and one overlayed so you can see exactly where the benefits are 


Posted By: stevesingo
Date Posted: 23-February-2006 at 16:20
So, post the printout!

Don't worry, we all buy the mag anyway

Steve


Posted By: petesm3
Date Posted: 23-February-2006 at 17:17
nick, I run a supersprint mild steel centre and race back box + carbon airbox and Alpha N, and I am very happy so far, setup on the road with WB so no dyno charts, so post your print out.


Posted By: Nick @ TBMW
Date Posted: 24-February-2006 at 04:10
Rob's got the printouts at the moment and both him and Matt are out the office today so I wont be able to put it up till Monday.


Posted By: Adrian H
Date Posted: 25-February-2006 at 07:12

Originally posted by 215m3 215m3 wrote:

Nick

Have a word with Adrian H. I is having his own Grp A Manifold being built and has also had his own exhaust made. His motor though is putting out 320 hp. 2.5 spec, built by himself.

Hi Toby,

Things have changed over the last couple of weeks and due to a new business venture, my car and engine may be going up for sale  . There is another thread running on this http://www.bmwcarclubforum.co.uk/forum_posts.asp?TID=27649&PN=1 - http://www.bmwcarclubforum.co.uk/forum_posts.asp?TID=27649&a mp;PN=1

Obviously I don't want to do this but I may be forced to do so to help fund the new venture.

Adrian



Posted By: Simon325i sport
Date Posted: 26-February-2006 at 15:06

Had my race system fitted, thanks to Nick for the advanced write up..much appreciated!!

What can I say...well chuffed, the noise is amazing, and the car feels much sharper than before, the noise is amazing, the fit is top notch, the noise is amazing, and the tailpipe look the danglies, but still pretty standard...oh, and the noise is amazing!

 

I can't stop driving the thing now!



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Posted By: UweM3
Date Posted: 26-February-2006 at 15:44
Originally posted by Simon325i sport Simon325i sport wrote:

Had my race system fitted, thanks to Nick for the advanced write up..much appreciated!!


What can I say...well chuffed, the noise is amazing, and the car feels much sharper than before, the noise is amazing, the fit is top notch, the noise is amazing, and the tailpipe look the danglies, but still pretty standard...oh, and the noise is amazing!


 


I can't stop driving the thing now!



I wonder how the noise is.................

-------------
E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: kevin
Date Posted: 26-February-2006 at 15:47
I think it might be amazing but can't be sure.....

-------------
Kevin
'04 E46 330Ci Convertible
'08 E61 535d Touring (TorqueMeister Towbarge)
’95 E34 M5
’89 E30 M3 (Cecotto)


Posted By: Simon325i sport
Date Posted: 26-February-2006 at 15:50

Carbon airbox should sound quite nice coupled with this system!

Where's those lucky lottery numbers!



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Posted By: Nick @ TBMW
Date Posted: 26-February-2006 at 19:22
Yep I can concur that the noise is amazing, as Simon so eleqoently put it 

And it actually makes a bit of power - hopefully it will benefit further mods.

I loved driving the Ewok before. Now I think I am in love with the Ewok




Posted By: barefoot
Date Posted: 27-February-2006 at 04:20

Uwe has threatened me and badgered me (actually he offered money but I hate to see a grown man cry) into letting him have mine which I had welded, he should have it on for the ring so anyone going there at Easter look out for a mad "loud" German in a black M3!



-------------
90 E30 M3 track car
69 Lotus Elan Plus 2
73 TR6
60 3.8 Mark 11 Jag
89 205 GTi Track Car
88 Ferrari 328 GTS
02 Westfield Busa Turbo
03 VW Touareg V10 Diesel
01 Ducati Monster S4
99 Ducati Monster
05 KTM 450 EXC
03 Derbi 125


Posted By: UweM3
Date Posted: 27-February-2006 at 04:32
Originally posted by barefoot barefoot wrote:

Uwe has threatened me and badgered me (actually he offered money but I hate to see a grown man cry) into letting him have mine which I had welded, he should have it on for the ring so anyone going there at Easter look out for a mad "loud" German in a black M3!




Actually it's the other way round, I threatened to publish these pictures I have of him and he could only stop me with sufficient compensation.
Not quite sure if I get it fitted for the Ring trip as I haven't got a back box for it (......yet )

-------------
E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: Matt T
Date Posted: 27-February-2006 at 11:49
Hmmmm.... Some people love it, some people hate it then.

Looks like i'll have to get a listen to one myself before commiting to one! Any meets in the S.E. soonish?


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Posted By: stevesingo
Date Posted: 27-February-2006 at 11:59
Originally posted by Nick @ TBMW Nick @ TBMW wrote:

Rob's got the printouts at the moment and both him and Matt are out the office today so I wont be able to put it up till Monday.


It's Monday

Steve


Posted By: Nick @ TBMW
Date Posted: 27-February-2006 at 12:10

Sorry, been really busy today - just finishing this month's mag

Rob said he'll jpeg the pdf and upload it to his website tomorrow morning :)



Posted By: lancelotII
Date Posted: 27-February-2006 at 13:10
What would be really nice for these kind of tests, is if someone could provide a noise meter to do a quick noise test too. For us "trackers", noise is a real problem now, so adding that bit of info would be a big plus for the usefullness of the article.


Posted By: Simon325i sport
Date Posted: 27-February-2006 at 15:48

Originally posted by lancelotII lancelotII wrote:

What would be really nice for these kind of tests, is if someone could provide a noise meter to do a quick noise test too. For us "trackers", noise is a real problem now, so adding that bit of info would be a big plus for the usefullness of the article.

I don't think it will be long before Mr Plod does a free noise check for me!



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Posted By: Nick @ TBMW
Date Posted: 27-February-2006 at 15:59


I did consider this and will try and get a reading of both the Milltek and the Supersprint (provided Powerstation have access to the equipment).

The Milltek is designed to pass the lower 96db days like Combe, and I think from personal experience, the Supersprint would struggle, but would probably be ok on the louder 105db days like Angrysea.

Obviously, although you may pass the static tests, you still might run into trouble getting black flagged for noise out on track. Cant remember which tracks have sound buckets though... Think those with carbon airboxes will probably have just as much of a problem no matter what exhaust they run!



Posted By: stevesingo
Date Posted: 28-February-2006 at 04:58
Originally posted by Nick @ TBMW Nick @ TBMW wrote:

Sorry, been really busy today - just finishing this month's mag


Rob said he'll jpeg the pdf and upload it to his website tomorrow morning :)



Ahem


Posted By: Nick @ TBMW
Date Posted: 28-February-2006 at 06:00

Should be sorted in two ticks...



Posted By: Nick @ TBMW
Date Posted: 28-February-2006 at 07:03

 

The thicker power and torque lines are the Supersprint run. 



Posted By: stevesingo
Date Posted: 28-February-2006 at 07:45
Mmmm, 60BHP loss in the transmission seems a little high. No doubting the gains though, especially around 2500-3000rpm.

When are you trying the Milltek?

Steve


Posted By: Nick @ TBMW
Date Posted: 28-February-2006 at 07:53

That's what I thought, and to be honest the graph is much more important than the peak figures anyway. As you said, the slight hesitation/flat stop around 2000-3500 seems to have gone.

Milltek is going on Thursday morning.



Posted By: Nick @ TBMW
Date Posted: 28-February-2006 at 07:53



Posted By: lancelotII
Date Posted: 01-March-2006 at 07:34
Nick, I am not up to speed on the spec of the car, does it have cams ?? Mine does and there is a huge flat spot between 2500 and 3500, interestingly I have the road supersprint on mine with a Scrapiron rear box, but it makes very similar power.


Posted By: Nick @ TBMW
Date Posted: 01-March-2006 at 07:44
It's the completely standard early 200bhp engine.


Posted By: UweM3
Date Posted: 01-March-2006 at 07:47
Originally posted by lancelotII lancelotII wrote:

Nick, I am not up to speed on the spec of the car, does it have cams ?? Mine does and there is a huge flat spot between 2500 and 3500, interestingly I have the road supersprint on mine with a Scrapiron rear box, but it makes very similar power.


I used to have a huge flat spot in that area. Till it got re-mapped (after a re-map) Was approx 20hbp different......

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E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: UweM3
Date Posted: 01-March-2006 at 07:49
Originally posted by Nick @ TBMW Nick @ TBMW wrote:

It's the completely standard early 200bhp engine.


Looking forward to see the graph with MAXX and Carbonbox fitted. I hope you are going to the same Dyno? (and let's hope they will not knock it because it's a competitor product......)

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E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: Nick @ TBMW
Date Posted: 01-March-2006 at 07:56

Hi Uwe,

I'm looking forward to the results too. We've got a 'special' manifold going on just before the airbox and tuning so hopefully we can eek every little bit out of the standard valvetrain. Then it might be Shricks, if we can afford it!

All the tuning/dyno work will be done at Powerstation so hopefully a higher degree of consistency. I know Powerstation also sell the Motec/ITG kit, but they don't seem to mind doing the work. Guess advertising to potential customers in the SW is still quite good.



Posted By: UweM3
Date Posted: 01-March-2006 at 08:34
Originally posted by Nick @ TBMW Nick @ TBMW wrote:

Hi Uwe,


I'm looking forward to the results too. We've got a 'special' manifold going on just before the airbox and tuning so hopefully we can eek every little bit out of the standard valvetrain. Then it might be Shricks, if we can afford it!


All the tuning/dyno work will be done at Powerstation so hopefully a higher degree of consistency. I know Powerstation also sell the Motec/ITG kit, but they don't seem to mind doing the work. Guess advertising to potential customers in the SW is still quite good.



There still th eoption of fitting other cams than Schricks. I can't remember the UK comapnies name, but was there not a pair for £450ish???

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E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: Nick @ TBMW
Date Posted: 01-March-2006 at 08:47

Piper or Kent?

I know they seem to give good results on the 'lesser' manufacturers, but on more demanding machinery like BMW/Honda engines...? Not so sure, or at least I don't have enough info about them.



Posted By: 215DMX
Date Posted: 01-March-2006 at 08:58
Uwe, i think you might be thinking of CATCAMS, they do offer cam pairs for around that.   I haven't seen anywhere any details or dyno results for anything other than race spec engines. You can also 'un pair' whats on the website and get 283/293 as apposed to the listed 293/293 for example

www.catcams.be
http://www.catcams.co.uk/


Posted By: UweM3
Date Posted: 01-March-2006 at 09:15
Originally posted by 215DMX 215DMX wrote:

Uwe, i think you might be thinking of CATCAMS, they do offer cam pairs for around that.   I haven't seen anywhere any details or dyno results for anything other than race spec engines. You can also 'un pair' whats on the website and get 283/293 as apposed to the listed 293/293 for example

www.catcams.be
http://www.catcams.co.uk/


there's a guy on S14.net reporting good about them. I think he's from Netherlands

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E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: stevesingo
Date Posted: 03-March-2006 at 05:19
Originally posted by Nick @ TBMW Nick @ TBMW wrote:

Milltek is going on Thursday morning.



And today is friday

So what's the news?



Steve


Posted By: Nick @ TBMW
Date Posted: 03-March-2006 at 05:25
Hmmm... should I tell or not


Posted By: stevesingo
Date Posted: 03-March-2006 at 05:31

Remember....

we know where you live

Steve


Posted By: Nick @ TBMW
Date Posted: 03-March-2006 at 05:33

Yep, but remember to leave the crates of beer round the back this time



Posted By: stevesingo
Date Posted: 03-March-2006 at 05:38



So......


Posted By: petesm3
Date Posted: 03-March-2006 at 05:43
Come on Nick, spill the beans.


Posted By: stevesingo
Date Posted: 03-March-2006 at 05:45

Yeah,

Lets gang up on him


Posted By: Nick @ TBMW
Date Posted: 03-March-2006 at 05:52

Ok, I'll stop being mean...

Milltek made almost identical flywheel power to standard but recoreded a slightly lower wheel power figure.



Posted By: stevesingo
Date Posted: 03-March-2006 at 05:56

Nick,

Any graph with all three on?

Steve


Posted By: stevesingo
Date Posted: 03-March-2006 at 06:08
Originally posted by Nick @ TBMW Nick @ TBMW wrote:


Milltek made almost identical flywheel power to standard but recoreded a slightly lower wheel power figure.



That may be because the whell figures are not corrected for tempreture and barometric pressure.

Steve


Posted By: UweM3
Date Posted: 03-March-2006 at 06:30
Originally posted by Nick @ TBMW Nick @ TBMW wrote:


Ok, I'll stop being mean...


Milltek made almost identical flywheel power to standard but recoreded a slightly lower wheel power figure.



....8bhp more than the stock restrictive exhaust system.

I always thought that is a cat against noncat figure.

Anyway, MILTEK is still a good exhaust. Sound and pricewise.

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E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: 215DMX
Date Posted: 03-March-2006 at 08:09
Dosen't suprise me if the Miltek didn't produce more power, the bore only
allows for 5-6% increase in flow. I think the std pipe is twin 45mm, whats
the Supersprint twin 50mm? if so thats around 25% increase in flow.

But for the price and its SS it's not a bad system, they even replaced my
whole centre section free of charge delivered 3 days after a phone call.

It's always nice to see qualified dyno results though.

Nick, what did the lads at Powersation have to say?


Posted By: Nick @ TBMW
Date Posted: 03-March-2006 at 10:07
Don't get me wrong, the Milltek is a good system and in many ways better than the Supersprint. I will clarify all the details in the feature though.

Powerstation explained that the Milltek was previously the only exhaust they found that made power on their test M3 (same derivative as ours) whereas the rest lost power. Also the other systems were either too noisy, not s/s, bad fitting etc etc. They wanted to create the perfect exhaust, which they've probably achieved.

But it would appear that they didn't test the Supersprint Race system in their lineup and it is now the daddy (for want of a better word)


Posted By: UweM3
Date Posted: 03-March-2006 at 10:24
I think Nick is right by saying the MILTEK is the perfect exhaust system for an everyday M3. Doesn't LOOSE power, is SS and a very good price. I wish it would be a twin pipe layout (only for ground clearance issues) but I can imagine this could never be done for the price they're selling it!
I would buy one if I would be shopping for an aftermarket exhaust.
The Supersprint may give more power, but not everyone will accept the increase in noise just for a few more horses. BTW how much is a full Supersprint system???

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E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: Nick @ TBMW
Date Posted: 03-March-2006 at 10:53
IIRC it's about £100 dearer Uwe.


Posted By: UweM3
Date Posted: 03-March-2006 at 15:47
Originally posted by Nick @ TBMW Nick @ TBMW wrote:


IIRC it's about £100 dearer Uwe.



is that all? Are you sure?

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E61 520d, slow and buzzy but my wallet likes the mpg.....


Posted By: Simon325i sport
Date Posted: 03-March-2006 at 16:12

Originally posted by UweM3 UweM3 wrote:

Originally posted by Nick @ TBMW Nick @ TBMW wrote:


IIRC it's about £100 dearer Uwe.



is that all? Are you sure?

 

I paid roughly £570 for mine posted, full race S/S system.



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