Author Topic: Ppp subframe does it rub on full lock  (Read 7591 times)

Offline dub-disaster

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Ppp subframe does it rub on full lock
« on: December 27, 2009, 06:46:40 pm »
Reasearching a little about subframes and have heard that pps ones although cheaper and more avalible rub when on full lock and I do t fancy this at all on my car just finding if this is the same on the ppp ones I've got 15" wheels fitted so if any one has any experience of this let me know cheers

Offline djtez

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Re: Ppp subframe does it rub on full lock
« Reply #1 on: December 27, 2009, 06:59:41 pm »
have got ppp one, 14x7's
never rubbed full loclyet im 80-85mm down on kw's
but 15's in my opinion are just a tad too bit, cant imagin much problems

Offline breadman

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Re: Ppp subframe does it rub on full lock
« Reply #2 on: December 27, 2009, 07:52:17 pm »
I think you'd only experience problems with rubbing on full lock if you run wheels with more offset than ET38 and or large rolling radius tyres.
 
 

Offline scotsjohn

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Re: Ppp subframe does it rub on full lock
« Reply #3 on: December 27, 2009, 09:18:26 pm »
I'm running a PPS subframe and the problem as Breadman says is choice of wheel offset. 5MM spacers cured it for me.

Offline Yoof

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Re: Ppp subframe does it rub on full lock
« Reply #4 on: December 27, 2009, 09:25:37 pm »
Our pickup points are different- some wheel/tyre combinations may have problems, generally they foul on the arch before our frames, I can't comment on the others though...


Offline dub-disaster

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Re: Ppp subframe does it rub on full lock
« Reply #5 on: December 27, 2009, 10:15:20 pm »
Thanks yoof, what's the current amount of time I'd have to wait if I placed and order 2mro?? And what is your current price do clubg40 members get a discount??

Offline hayesey

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Re: Ppp subframe does it rub on full lock
« Reply #6 on: December 29, 2009, 06:40:24 pm »
I have 15" wheels on mine and it doesn't rub.  It's not as low as it used to be right now but I did have it 60mm lowered too and still no rubbing.  The only rubbing with 15" wheels is the tyre on the inner arch.

Offline Yoof

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Re: Ppp subframe does it rub on full lock
« Reply #7 on: December 29, 2009, 07:44:59 pm »
Went to see the supplier today- there's 2 Stage 3 frames ready and waiting. Didn't pick them up today as I've got no room in the car to take them back. When I pick my car up at the end of the month I'll collect them too. So a couple of weeks  :)

£515 delivered is the best price I can do on these I'm afraid, we will have some Club G40 specific discounts on certain products in the New Year though...

Offline dub-disaster

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Re: Ppp subframe does it rub on full lock
« Reply #8 on: December 30, 2009, 03:29:13 am »
How many you getting yoof are they all spoken for already?? And once fitted what needs setting up geometry wise?? Or just in general what needs setting up??

Offline Yoof

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Re: Ppp subframe does it rub on full lock
« Reply #9 on: December 30, 2009, 09:37:45 am »
You'll need the castor angle setting to suit your needs- or you can measure the wheelbase and correct either side to suit. I run as much castor as possible without my wheel fouling the arch, as the turn in is much sharper and the steering more direct. An increase in castor will make the car wonder more at speed- it's about finding the balance.

If you don't know what a good strarting point is, I suggest you measure the wheelbase of you car (side to side) and then use the subframe to correct the differance, any change in castor will knock the toe out slightly, but once you've found a castor angle right for you, get the car tracked up for toe too.

GAF2 has expressed an interest in one of the stage 3 frames as has yourself. When I'm infront of my works laptop this weekend I can write this down and PM you for a holding deposit.

Anymore questions please ask  :)

Cheers

Pete

Offline dub-disaster

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Re: Ppp subframe does it rub on full lock
« Reply #10 on: December 30, 2009, 02:17:07 pm »
ok im going to sound very stupid now   :-[ but am i correct in thinking that castor is where the wheel sits in the wheel arch ?? how is the castor angle measured and adjusted?
how many frames have you go made up is it another batch of ten ?
i would be intrested in a subframe and will await your pm cheers yoof
« Last Edit: December 30, 2009, 02:26:40 pm by dub-disaster »

Offline NeilG40

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Re: Ppp subframe does it rub on full lock
« Reply #11 on: December 30, 2009, 06:12:30 pm »
The easiest way I can think of explaining castor is to imagine a line going vertically downwards through the hub, now think of the hub pivoting on that line.  For negative castor imagine the line tilting backwards, now think how the hub pivots.

A good visual way of seeing it is to hold a 10p piece between your thumb and index finger at the clock positions 12 and 6, pivot the 10p then move your fingers to 1 and 7 and pivot it again.

Hope that makes sense.

Offline jez1272gt

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Re: Ppp subframe does it rub on full lock
« Reply #12 on: December 30, 2009, 06:20:34 pm »
Castor is the angle of the strut from the vertical position as you look at the car side on. This obviously affects the position of the wheel in the arch... type it into google and there will be plenty on it.

Dub-disater, you are obviously interested in cars and are keen to learn so i think it would do you a world of good to get a book such as 'fundamentals of motor vehicles' or something similar, that will give you a good understanding of all the basics and theories and a good base to learn more from. Just a suggestion but i think it would help you out alot and answer some of the questions you have.

Offline dub-disaster

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Re: Ppp subframe does it rub on full lock
« Reply #13 on: December 31, 2009, 12:07:20 am »
Yes I am intrested about cars and I am keen. To learn I don't mean to be a nusance and ask so many questions I am just young and impatient I suppose !! I am Reading a few books about the baisics at the moment, a couple on engine baisics baisic tuning and forced induction I havnt got round to getting one that deals with things such as castor yet but I will if you have read any good ones when you where learning the do say n I'll give them a read.
Oh and I've just read up about castor cambre and toe so I get the baisics of it now.
« Last Edit: December 31, 2009, 12:39:42 am by dub-disaster »

Offline hayesey

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Re: Ppp subframe does it rub on full lock
« Reply #14 on: December 31, 2009, 10:25:50 am »
just use google, there's a wealth of information out there on the Internet.  For example, googling castor angle will get you some very good descriptions with diagrams and everything.  Far better explanations than you'll just get from a reply on here.  I use google like this all the time for finding out about things I don't fully understand, either to do with cars or at work or for anything...