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Brakes: Which master cylinder to choose Escort mki3

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Old Nov 9, 2012 | 10:09 AM
  #1  
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Default Brakes: Which master cylinder to choose Escort mki3

Anyone having experience in which type of mastercylinder and piping worrks best.

Option 1: One pipe from mastercylinder split via T-piece to both front brakes. And one pipe from mastercylider split vis T-piece to both rear brakes.

Option 2: Two pipes from mastercylinder, one direct to each front brake.
And two pipes from mastercylinder to each rear brake via seperate reduction piece (in engine bay).

Point is which method gives best and hardest braking?

Maybe anyone have some some experience.

Brakes S1 Tarox discs and Mintes 1155 pads. 200 S1 rear drums.
Car used for rallying.
Rear discs not an option.
Escort 1,3 MK3 (120 BHP) rallycar.

Best regards
Ole Denmark
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Old Nov 9, 2012 | 12:24 PM
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Originally Posted by Bengtsen
Anyone having experience in which type of mastercylinder and piping worrks best.

Option 1: One pipe from mastercylinder split via T-piece to both front brakes. And one pipe from mastercylider split vis T-piece to both rear brakes.

Option 2: Two pipes from mastercylinder, one direct to each front brake.
And two pipes from mastercylinder to each rear brake via seperate reduction piece (in engine bay).

Point is which method gives best and hardest braking?

Maybe anyone have some some experience.

Brakes S1 Tarox discs and Mintes 1155 pads. 200 S1 rear drums.
Car used for rallying.
Rear discs not an option.
Escort 1,3 MK3 (120 BHP) rallycar.

Best regards
Ole Denmark
Not sure on which will give better braking, but option 2 will be safer in the event of a failure in the braking system, option 2 is the standard set up for a mk3 escort.
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Old Nov 9, 2012 | 12:50 PM
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How is option two safer? The connections on the mc would have to be stacked on top of each other (outlet of MC). If one circuit brakes (ie the back right) the pressure will drop in both circuits anyways because the source is the same. The only option for this to work will require mc for each caliper.

Option 1 is the normal way, opt 2 requires more cables and fluid.
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Old Nov 9, 2012 | 03:17 PM
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Default R: E3 braking from Ole

The car has done circuit racing.
Option used as less fluid needs to be pushed out to front and resr brakes.

So I think that is why it has been modified from standard
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Old Nov 10, 2012 | 07:05 PM
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Originally Posted by nixon_2wd
How is option two safer? The connections on the mc would have to be stacked on top of each other (outlet of MC). If one circuit brakes (ie the back right) the pressure will drop in both circuits anyways because the source is the same. The only option for this to work will require mc for each caliper.

Option 1 is the normal way, opt 2 requires more cables and fluid.
On a mk 3 escort there are as standard 4 lines from the mc, one for each corner, ie option 2. Option 2 is also usually plumbed in diagonally so if like you say, you lose the back right you will also lose the front left, but you'll have the other 2 braking still ( admittedly with some sponginess and longevity of pedal) so you have opposite wheels of each axle braking, ie diagonally across the car, so you can still brake straight and under control. Having any 2 brakes t-ed to the same mc outlet is dangerous unless you plumb them diagonally ( as per all modern cars) so that you can brake straight in the event of a circuit failure.
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Old Nov 17, 2012 | 09:40 PM
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A little tip if you are using the original master cylinder, the master cylinder from the mk Orion 1.6i is a larger bore than even the series 2 RS Turbo version.
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