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hidden booster how


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#1 _2wild4u_

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Posted 15 February 2010 - 12:12 AM

hi, ive done a search with not much luck, im currently redoing my engine bay and want to hide the brake booster, its a lh sedan, has anyone done this? cant seem to find any info

#2 dattoman

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Posted 15 February 2010 - 12:43 AM

Where exactly do you want to hide it ?

Only place it can go is under the dash
Then you'll be hiding all the brake lines too I guess

#3 _Dr LS7_

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Posted 15 February 2010 - 08:07 AM

on one of my mustangs i put a VH44 or sumthing like that under the guard. it certainly opens up the engine bay. havent looked but dont see why it wont fit under a torana guard

#4 rexy

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Posted 15 February 2010 - 10:05 AM

There are plenty of boot booster installs when you visit the bigger shows. You can put the booster wherever it will fit but a boot set up allows for a larger size unit. Of course you will need custom new lines to make it all work.
My lj has an under guard set up and stops fine.
Go for it!

#5 dattoman

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Posted 15 February 2010 - 09:19 PM

He will need 2 if he goes remote hydropowers
One for front and one for rear

Hence I was thinking a cantilever setup under the dash
Or delete it altogether and use a swinging pedalbox design (probably not suited to his sliding calipers though)

#6 ls2lxhatch

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Posted 15 February 2010 - 10:13 PM

RRS do an underdash kit for the Mustang. They may have something suitable for the Torana.

Posted Image

Apparently Southern Chassis Works have a similar setup.

Edited by ls2lxhatch, 15 February 2010 - 10:23 PM.


#7 _2wild4u_

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Posted 16 February 2010 - 12:01 AM

cheers for the answers so far, so neil are you saying if i mount the booster in the boot, that i will need two boosters???? and what else would be involved to make it work, i would think i would be able to get one under the guard, this would be easier as less line to run

#8 dattoman

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Posted 16 February 2010 - 12:14 AM

What are you trying to achieve ?
Cause having remote boosters in the boot or under guard is going to mean plumbing spaghetti back and forth
The best way to keep it neat is under dash setup
Hotrod boys do it all the time
Similar to what Andy posted but not so ugly

#9 _2wild4u_

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Posted 16 February 2010 - 12:26 AM

well i want nothing in the engine bay basically, just a master cylinder would be ok, just thought i could just run my brake lines as i have at the moment, they run through the rh inner guard to my prop valve which is also mounted under the rh guard, i would prefer not to have the underdash one as there isnt much room left under there

#10 dattoman

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Posted 16 February 2010 - 12:38 AM

To run remotes you need to run a pipe from each port off the master to individual boosters
Then you need to pipe them to the wheels
You also have to run 2 vacuum supply lines to run the boosters
And the boosters have to be the correct sizes to give the right boost front and rear

Expensive and lots of plumbing just to hide something thats supposed to be on the firewall anyway and not in the way of anything

#11 _2wild4u_

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Posted 16 February 2010 - 12:42 AM

so i couldnt just run one booster under the guard then?

#12 Struggler

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Posted 16 February 2010 - 08:05 AM

so i couldnt just run one booster under the guard then?


If you have rear drums you could use the remote booster for the front only. If you have a disc rear you really need to run 2 remote boosters.

IMO this would be the best compromise. The cantilever set up that Datto talks about is a fair bit of work and personally I prefer the brake fluid in the engine bay.

#13 ls2lxhatch

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Posted 16 February 2010 - 10:38 AM

You are required to run independent front and rear hydraulic brake circuits. This means one remote booster for each circuit that requires boosting.

#14 Struggler

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Posted 16 February 2010 - 08:18 PM

You are required to run independent front and rear hydraulic brake circuits. This means one remote booster for each circuit that requires boosting.


Correct. If you have rear drums they will NOT require boosting so you can use just one booster.

#15 dattoman

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Posted 16 February 2010 - 08:39 PM

But he has disc brakes

So 2
and associated plumbing... yuck

#16 _2wild4u_

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Posted 16 February 2010 - 10:56 PM

yeah thanks guys, sounds too much hard work, i think it will be staying where it is, cheers

#17 lakeside

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Posted 22 February 2010 - 06:27 PM

do you have to use 2 separate vacuum supplies for the boosters?

Edited by lakeside, 22 February 2010 - 06:28 PM.


#18 dattoman

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Posted 22 February 2010 - 09:52 PM

Only if you want them to work

You can use a T piece and split the hose if thats what you mean
But they both must have supply

#19 myss427

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Posted 25 February 2010 - 11:09 AM

I use to have twin remote boosters in the hatch area, but trying to run vacuume with a large cam was stupid. Had bugger all assistance. In the end went with no booster, just the same. Now converting back to booster in the engine bay sick of hard brake pedal.

#20 FastEHHolden

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Posted 25 February 2010 - 12:39 PM

A vacuum pump (or even a canister) wasn't contemplated?

#21 dattoman

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Posted 25 February 2010 - 08:31 PM

Diesel alternator with a vac pump on the back of it is probably the easiest way
But it will need a supply and return to sump

#22 ls2lxhatch

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Posted 25 February 2010 - 09:38 PM

SSBC ( and many others ) make electric vacuum pumps for the job.

http://www.summitrac...arts/SSB-28146/

#23 gtrboyy

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Posted 26 February 2010 - 01:35 PM

Are you legally allowed to run the brake lines inside of the car?

#24 dattoman

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Posted 26 February 2010 - 08:50 PM

Chrysler did on the old valiants

I've never seen it in writing you can't

#25 gtrboyy

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Posted 27 February 2010 - 01:48 PM

Cool,that is the way I want to do it on the lc.
I knew valiants had the lines inside the car after looking at my cousin's 71 vh charger.

Was thinking of running one vacuum line from inlet manifold to the boot then to a reserve tank with 2 hoses off that for the 2 remote boosters.




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