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  #1 (permalink)  
Old 03-11-2008, 01:37 AM
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Cobra Make, Engine: RMC under re-construction, GenIV with tremec 600, Jag 3.31 L/S diff
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LB you are indeed correct in your assumption that the fronts are doing all the work.

Firstly, some time back ( couple of years maybe) there was a story in the snaketales mag which detailed the efforts of some-one to correct the RMC jag brake imbalance. Should some-one find it and post a link would be appreciated and will show the extent that person went to.

Without detailing all the efforts past owners have invested (and money), the overall thinking is that the front brakes are wayyyyyyyyy to big and powerful. They were after-all designed to stop a 4000lbs sports saloon from high speeds that car was capable of. We are half the weight.

General consensus is to use a smaller front caliper. Nissan 4 spot calipers are light and proven to correct much of the problem.

I have also been told (albeit by an Englishman) that use of the earlier jag caliper (2 piston, bolt right in) is much better than using the later 4 spot series 11 onward for our cobras.

I should also advise once you get the balance sorted and the back doing more work, then you will have to attend to the rear solid rotor getting too hot and going away.

A vented rear rotor conversion is available to assist in addressing that problem.

Cheers
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Last edited by Rebel1; 03-11-2008 at 01:54 AM..
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Old 03-11-2008, 02:01 AM
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I suppose I will find out soon enough if it's a good idea or not.
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Old 03-11-2008, 02:21 AM
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Quote:
Originally Posted by 400TT View Post
I suppose I will find out soon enough if it's a good idea or not.
Wot ya mean Uncle Craig? what you doin to that gorgeous RMC ya got?
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Old 03-11-2008, 02:53 AM
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Just fitting those knock-off wheels I have.
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Old 03-11-2008, 06:36 AM
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Default Proportioning Valve

Please don't quote me on this but to proportion the front by limiting the pressure is illegal.

You are only permitted to limit the pressure in the rear system. Mike has the right idea of matching the rear brake performance with an upgrade.

Phil
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