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Home > General Chat > HOW MUCH TORQUE? Vmax's Supercharged Mini!

TurboDave16V
Forum Mod

10979 Posts
Member #: 17
***16***

SouthPark, Colorado

*surprised* *surprised* *surprised* *surprised* *surprised* *surprised* *surprised* *surprised* *surprised* *surprised* *surprised* *surprised* *surprised*

http://www31.brinkster.com/vmaxscart/supercharger.htm

I appreciate it's a 1380, but even so... at 8psi?

That aside, what a fantastic kit! Hats off to the guy for making the BINI M45 fit the A-Series! It's a much larger displacement unit than the 'opcon' as used in the minispares/minispeed kit I bet, so big power, with excellent drivability is not too far off!

By my calcs, a 1300 engine with a 6500 RPM rev limit, will make 12psi with the M45 and be running in the 'optimum' efficiency range! Overspeed the blower to 14K and it'll be good for 16.5psi - but would not see a massive power gain as the charge air temps would go up hugely!
If it could be adapted so it blew through a charge cooler built into the manifold (like the Ford F150 Lightning) it'd be unbeatable on space, cost and drivability!!! But that's what development is for!

Don't know Stuart ever comes on here, but it gets my vote nonetheless!!!

On 17th Nov, 2014 Tom Fenton said:
Sorry to say My Herpes are no better


Ready to feel Ancient ??? This is 26 years old as of 2022 https://youtu.be/YQQokcoOzeY



AlexF2003

5795 Posts
Member #: 80
AFRacing LTD

Newbury, Berks

Yeah he does ocasionaly TD...

well he should do I told him to yesterday *happy*

alex

AlexF


8PortChris

155 Posts
Member #: 246
Advanced Member

Cumbria

Yes , the M45 has a nice "whistling" noise when revved as well.
*wink* *wink* *wink* *wink*


Miniwilliams

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5329 Posts
Member #: 140
Proven 200+bhp & Avon Park 05,06,07 Class D 3rd place

yes it fits in there well! look nice.

Best 1/4 mile 13.2 seconds @116 mph
First 5 port miniturbo to make over 200 bhp on a carb?
First 5 port miniturbo to make over 200 bhp on Injection?

http://www.mattwoodsphotography.com


T3Tone

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1666 Posts
Member #: 252
Post Whore

Sunny suffolk

Very very impressive piece of kit, a drive in-drive out conversion that would feel like a completely different car. Now wheres that cheque book gone!!!!*wink*

-MINI CLUBMAN 1380 TURBO-


Jimster
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9401 Posts
Member #: 58
455bhp per ton
12 sec 1/4 mile road legal mini

Sunny Bridgend, South Wales

Saw this today, along with the conversion done to the MPI, looks very neat

Team www.sheepspeed.com Racing

On 15th May, 2009 TurboDave said:

I think the welsh one has it right!


1st to provide running proof
of turbo twinkie in a car and first to
run a 1/4 in one!!

Is your data backed up?? directbackup.net one extra month free for all Turbo minis members, PM me for detials


stuart gurr - vmaxscart

146 Posts
Member #: 350
Turboing minis since '89
Supercharging minis since '04

thanks for the kind words ,
the downside of the supercharger install is the lack of space to fit an intercooler , ive dropped the compression to run more boost but now there is almost turbo amount of lag -so back to the highercomp ratio and instant power!
torque readings - they are based on a caculation that flywheel power and torque must be the same at 5232 rpm (Physics law ) so if you have lots of low down power you have high torque ie, 120 bhp at 4000 rpm equates to around 160 ft lbs of torque,120 bhp at 3000 would equate to 210 ft lbs this is why turbo engines when coming on boost at low rpm ,usually producing about 90 % of maximum power show high torque figures

the figures are only really usefull down the pub though!


Jimster
Site Admin

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9401 Posts
Member #: 58
455bhp per ton
12 sec 1/4 mile road legal mini

Sunny Bridgend, South Wales

wish I was down the pub

Team www.sheepspeed.com Racing

On 15th May, 2009 TurboDave said:

I think the welsh one has it right!


1st to provide running proof
of turbo twinkie in a car and first to
run a 1/4 in one!!

Is your data backed up?? directbackup.net one extra month free for all Turbo minis members, PM me for detials


giallofly

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I helped keep this site alive!

4436 Posts
Member #: 164
The Stig..

Newport Pagnell

I am going in a minute!

On 21st Jan, 2011 fastcarl said:


therefore acheiving two things , a sore knob and a beer bellyl




Jimster
Site Admin

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9401 Posts
Member #: 58
455bhp per ton
12 sec 1/4 mile road legal mini

Sunny Bridgend, South Wales

come and pick me up mate.

Team www.sheepspeed.com Racing

On 15th May, 2009 TurboDave said:

I think the welsh one has it right!


1st to provide running proof
of turbo twinkie in a car and first to
run a 1/4 in one!!

Is your data backed up?? directbackup.net one extra month free for all Turbo minis members, PM me for detials


AlexF2003

5795 Posts
Member #: 80
AFRacing LTD

Newbury, Berks

is it too late to pick me up too JF?

LoL

Alex

AlexF


TurboDave16V
Forum Mod

10979 Posts
Member #: 17
***16***

SouthPark, Colorado

Hi Stu,
I appreciate what you say about the torque, but this was my power curve from a few years ago (when i could only run a lousy 14.3!!!)
http://www.manchesterminis.richardswebdesi...o_power2002.jpg
Something is amiss on my or your (or somet!) understanding???

You say it saw 'lag'... Is that lag in the general sense;it can't be inertia, or induction volume afterall?!?!?!
I'd have thought it's more 'ignition' related, or whatever you did to lower the CR had an adverse effect when it was seeing lower boost?

Just realised what a numpty i was suggesting you intercool it - but of course it's suck-through!
Any chance you're going to develop it further, maybe as a one-off that is intercooled and blowthru?

Finally, What's you 'gut feeling' on how it compares to an identical engine running a stock T3? I ask as i looked into doing this ages ago, but gave up due to the space limitations! Just wondering what your 'unnoficial' feeling is on the torque delivery, power capability (assuming intercooled of course!) etc!

Cheers,
D

On 17th Nov, 2014 Tom Fenton said:
Sorry to say My Herpes are no better


Ready to feel Ancient ??? This is 26 years old as of 2022 https://youtu.be/YQQokcoOzeY



AlexF2003

5795 Posts
Member #: 80
AFRacing LTD

Newbury, Berks

Intercool by injecting methanol!

alex

AlexF


8PortChris

155 Posts
Member #: 246
Advanced Member

Cumbria

Ok, time to fess up !
I have just fitted one of these kits *happy* :cool:
Although i've only done a few miles so far , it has so much grunt , i would NEVER consider turboing again !!

This is before....
http://www.mini-performance.co.uk/images/h...ng/dscf0215.jpg


And this is after....
http://www.mini-performance.co.uk/images/h...ng/dscf0310.jpg

I cant see the need for an intercooler as yet, as the inlet tract gets so cold that condensation forms on it ! ( freeky )

Edited by 8PortChris on 16th Aug, 2004.


Jimster
Site Admin

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9401 Posts
Member #: 58
455bhp per ton
12 sec 1/4 mile road legal mini

Sunny Bridgend, South Wales

Have you had it on the rollers yet? What CR, and what boost you running?

Team www.sheepspeed.com Racing

On 15th May, 2009 TurboDave said:

I think the welsh one has it right!


1st to provide running proof
of turbo twinkie in a car and first to
run a 1/4 in one!!

Is your data backed up?? directbackup.net one extra month free for all Turbo minis members, PM me for detials


evolotion

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2909 Posts
Member #: 83
Post Whore

Glasgow, Scotland

the inlet tract before or after the supercharger?

turbo 16v k-series 11.9@118.9 :)

Denis O'Brien.


8PortChris

155 Posts
Member #: 246
Advanced Member

Cumbria

No its not been on the rollers yet, its only done about 7 miles,
as for the CR , i didn't bother to measure and calculate ( i will next time the heads off ). I suppose i'd better get a boost gauge ordered....should be about 8 psi
As i said, i've just got it fired up really, but its got some serious grunt !

Chris

Evolotion- before the charger

Edited by 8PortChris on 17th Aug, 2004.


Mirage

538 Posts
Member #: 119
Post Whore

Staffordshire or Northamptonshire

Hi Stuart,

Think i may have made you a sale, had a phone call from a Minispares chappy asking me about it (mentioned it to him the other day). I sent him your web address so he could have a look at the pics etc. Was well impressed when i said what it comes with and the price.


minimark

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2641 Posts
Member #: 19
Post Whore

newcastle

chris , when you coming out to play ?????

Everyone knows that instructions only have to be read if the thing doesn't work....


Richspec

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552 Posts
Member #: 300
Post Whore

Cumbria

Mark. we're thinking september for our next trackday, get mitp over and done with first *happy*

Javelin have a day on 25th? at Elvington.

Whats the track at Teeside like? heard anything about it??

Rich

Here for the craic..

Supercharged Arden powered


minimark

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2641 Posts
Member #: 19
Post Whore

newcastle

which one , if its the karting one it seems ok ,

Everyone knows that instructions only have to be read if the thing doesn't work....


stuart gurr - vmaxscart

146 Posts
Member #: 350
Turboing minis since '89
Supercharging minis since '04

hi,
the toque thing -'engine torque and hp must be the same @ 5232 rpm' came from my operators book for a heenan and froude engine dyno (dpx2) and refers to flywheel readings
lag - its a widely used word for delay of pressing the pedal and waiting for scottie in the engine room to deliver the goods !
causes range from ign timing,volumes of air to be pressurised ,air speed movement ie 'on cam',volumes of exhaust to spin ex turbine etc
the 1/4 mile ideal mini may be in a supercharger- see just about every drag car ! but turbos have more development at this stage and have been cost effective
i do like turbos but the supercharger has some major benefits and the kit i have made is just at the start of possibillities


MajicMini

74 Posts
Member #: 72
Advanced Member

I've been looking at these kits as they look very good, but I already have a Bini Supercharger from my neighbours Cooper S as they had an upgrade.

So is this kit available without the cylinder head, Supercharger, Cam etc, as all I need is the manifolds and pulleys, belts and any other little bits, if so how much?


stuart gurr - vmaxscart

146 Posts
Member #: 350
Turboing minis since '89
Supercharging minis since '04

how many times ive been asked that !
the supercharger does need mods to use it in this application , if you dont want a head how will you lower the compression ? and what boost do you need ? - i dont want to use this forum as a sales page as its ethically its not right (a mini tuner with ethics- here first- !) ,you can contact me direct at www.vmaxscart@hotmail.com


Latka

28 Posts
Member #: 773
Member

Kaneohe, Hawai'i, USA.

I was PM'd a couple of quick videos from (Richspec?) a few months ago. Finally got 'round to the TM site again. It has taken a while, but I really really want a forced induction engine on my remaining Mini.

Anyone got any driving videos using the VMAX kit?

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