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Home > Help Needed / General Tech Chat > Any suggestion on who to modify my K Head?

Paul S

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Formerly Axel

Podland

Do you actually know what you want done? Do you need to do anything?

I assume you are talking about improving the flow of the head, not just the mods to fit the head.

The standard head flows far more than you need. The VE of these heads is excellent. You can easily produce more horsepower than any clutch, gearbox or tyres can handle.

So what are you trying to do other than stir us up?

Saul Bellow - "A great deal of intelligence can be invested in ignorance when the need for illusion is deep."
Stephen Hawking - "The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge."


Oldskoolbaby

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Thats what I was asking to begin with lol. What decent companies are out there that will modify my head. Dont get me wrong, I'm not putting morspeed, SC or anybody else down. Im after a load of names i can enquire to.


Jay#2

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Northern Ireland (ex AUS)

I don't know if this helps but this is one of John Ks threads:

http://www.turbominis.co.uk/forums/index.php?p=vt&tid=139575

On 7th Nov, 2008 Nic said:
naeJ
m
!!!!!!sdrawkcab si gnihtyreve ?droabyekym ot deneppah sah tahw ayhwdd


Jimster
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455bhp per ton
12 sec 1/4 mile road legal mini

Sunny Bridgend, South Wales

still interested to know what clutch you plan on using which can hold with the power you'll have

Team 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?? one extra month free for all Turbo minis members, PM me for detials


James_H

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Auckland, New Zealand

out of interest does anybody know what the VE of the 16v heads and the 8v heads on the a-series block would be?


(and i was just talking baout this going off track *tongue* )


Oldskoolbaby

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Lol Im sorry James H, Ive only heard of JohnK so far. All I was originally asking for was companies out there to modify my head mate. I'd rather enquire to half dozen companies than just one. Don't get me wrong, Im not putting Morspeed, SC or anybody else down I was just after some names of reputable places to help


Oldskoolbaby

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Sorry Paul, how am I stirring people up? Im only asking for people oppinions on who to use. I appreiciate that everyone here thinks Johnk is shit hot so im going to give him a call. My aim is to make a balls out motor with everything as good as it can possibly be. If I can improve anything it will improved. Im going try and use a twin plate set up using 2 AP race plates. The box is a quaife dog box with atb.

My head has been modified to fit my car, I just want it to be spruced up.


matty

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Aylesbury

The only other company may be Rbracing, they do the K bike modifications? Im sure many companies could port your head and carry out the necessary work, but to get the most out of it I would of thought, a company that has invested time and money researching the flow of this particular head would be the best bet to carry out the work?

https://www.facebook.com/pages/Fusion-Fabri..._homepage_panel

www.fusionfabs.co.uk



1/4mile in 13.2sec @ 111 terminal on 15psi


Oldskoolbaby

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Thanks very much matty, thats another company to my list. Ive never heard of that company


mini93

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Warwick.

robwalker engineering quoted me £120 +VAT for gas flowing my k1100 Cyl. head, which is dirt cheep really im almost not sure that the quote was correct and they deffo knew what Cyl. head i wanted doing (just looked up my email from a while ago and i deffinatly stated what i was doing)

David.


matty

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£120 bloody hell thats cheap! *surprised*

https://www.facebook.com/pages/Fusion-Fabri..._homepage_panel

www.fusionfabs.co.uk



1/4mile in 13.2sec @ 111 terminal on 15psi


Carl

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On 5th Oct, 2008 mini93 said:
robwalker engineering quoted me £120 +VAT for gas flowing my k1100 Cyl. head, which is dirt cheep really im almost not sure that the quote was correct and they deffo knew what Cyl. head i wanted doing (just looked up my email from a while ago and i deffinatly stated what i was doing)


perhaps theres not much that needs doing to it

no longer a series, but still 1.3 turbo.

On 28th Nov, 2008 Sprocket said:
Oh now that is a long shaft you have Carl.


Oldskoolbaby

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Yeah thats dirt cheap. Just looked at the link above and it certainly looks like JohnK looks at it in depth.


mini93

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Warwick.

i had a quick go at smoothing the casting marks...got bored, realised the ports are too small for me to be able to do to a standard im satisfied with so boshed out a few emails to people and they were, by far, the cheepest i got
but i think they are charging £120 for any cylinder head
http://www.robwalkerengineering.co.uk/cyli...difications.htm

David.


Bat

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Bermingum

Hi,
Carl may have a point, compared to the A head there's alot less to be done.
Cheers,
Gavin :)

VEMs Authorised Installer / Re-seller. K head kits now available!

WB/EGT gauges. Click here for customers write-up

Visit www.doyouneedabrain.co.uk

My Mini build diary


Oldskoolbaby

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Yeah I see exactly what you and Carl are saying and I completly agree. The reason I want to have the head as well flowing as possible for this turbo application is because I don't want to rely on mega boost to give me huge power. This is why I went for a stroked motor at 1460. I had 2 ideas. Either 970s crank, loads of revs and loads of boost. Or, long stroke, moderate revs and boost and huge power.

Edited by Oldskoolbaby on 5th Oct, 2008.


matty

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High boost isn't really needed at all as you can get away with running a higher static CR and still get the fueling right with EFI. *wink*

https://www.facebook.com/pages/Fusion-Fabri..._homepage_panel

www.fusionfabs.co.uk



1/4mile in 13.2sec @ 111 terminal on 15psi


Oldskoolbaby

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Yeah this is why ive gone 1460. However, I'm still going with a slightly lower than normal c/r as i will eventually start to raise the boost bit by bit to get well into the 300 mark


Sprocket

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Preston On The Brook

I hope the ECU is just as high spec'd as the engine *wink*

On 26th Oct, 2004 TurboDave16v said:
Is it A-Series only? I think it should be...
So when some joey comes on here about how his 16v turbo vauxhall is great compared to ours, he can be given the 'bird'...


On 26th Oct, 2004 Tom Fenton said:
Yep I agree with TD........


Oldskoolbaby

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Well ive seen the SC one on there site but im not sure if it has a knock sensor. I'll be really honest with you, im no expert when it comes to the ecu's etc


Sprocket

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Preston On The Brook

no one ever is at first *wink*

I think this is the link that some one else was looking to post up *wink*

http://www.turbominis.co.uk/forums/index.php?p=vt&tid=184839

On 26th Oct, 2004 TurboDave16v said:
Is it A-Series only? I think it should be...
So when some joey comes on here about how his 16v turbo vauxhall is great compared to ours, he can be given the 'bird'...


On 26th Oct, 2004 Tom Fenton said:
Yep I agree with TD........


Rob H

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Formerly British Open Classic

The West Country

On 5th Oct, 2008 Oldskoolbaby said:
Yeah this is why ive gone 1460. However, I'm still going with a slightly lower than normal c/r as i will eventually start to raise the boost bit by bit to get well into the 300 mark


Without wanting to tell you to suck eggs have you done the maths to work out your C/R?

The K heads don't have the biggest chambers in the world, and there's a limit (about 20cc) as to what you can hog out of the pistons.

By my fag packet maths you're going to struggle to get the CR into single figures.

Isambard Kingdom Brunel said:
Nothing is impossible if you are an Engineer


miniminor63

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Oslo, Norway

should be possible to get down to around the 9.6:1 mark with 18 cc pistons and lightly carved out chambers and zero deck height I think.


Vegard

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On 5th Oct, 2008 mini93 said:
robwalker engineering quoted me £120 +VAT for gas flowing my k1100 Cyl. head, which is dirt cheep really im almost not sure that the quote was correct and they deffo knew what Cyl. head i wanted doing (just looked up my email from a while ago and i deffinatly stated what i was doing)


How do you know if this is cheap? What are they going to do?

On 13th Jul, 2012 Ben H said:
Mine gets in the way a bit, but only when it is up. If it is down it does not cause a problem.



Jimster
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455bhp per ton
12 sec 1/4 mile road legal mini

Sunny Bridgend, South Wales

sound too cheap to me to be honest. Surley a good head man has got to be worth £60 and hour? How much can you do to a head (even alloy) in two hours?

I know the 5 port miglia heads takes weeks to get ready, even with some parts of them CNC the grinders still takes weeks (yes weeks) and that why the bill is often over £1500

Team 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?? one extra month free for all Turbo minis members, PM me for detials

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