Lightning

Brake Question

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  #1  
Old 02-09-2001 | 09:08 AM
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Talking Brake Question

I just got a new 2000. I saw in a post regarding "What do you want SVT to change..." and several posts related to the brakes. What is the problem that people want fixed? Sorry if this has been covered before. Please just point me to the thread )

PS I love the truck

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Andy Whittle
White 2000
#2482
DOB 04/11/00
 
  #2  
Old 02-09-2001 | 09:21 AM
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Andy,
There is nothing inherantly wrong with the brakes for daily driving. The problem occurs when you do any open track or autocross type events where repeated breaking is required. The brakes will get hot and will fade. If you have never had fading brakes, it's acts kind of like having air in the system. You can push the pedal and it will feel soft, and in extreme cases you can push the pedal as hard as you can and still have little or no brakes. The heat built up in the rotor will actually boil the brake oil. The boiling point of the brake fluid is lower if there is moisture in the brake oil.
Hope it helps, Brian

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99 red lightning, bassani complete system #1610 of 4000
2000 Lightning, PSP filter/chip, svo throttle body, Bassani, 4.10's
2000 super duty v10
Arctic cat 400 4x4
Cobra "R" #131 of 300
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Old 02-09-2001 | 09:23 AM
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Bigger and better.
if you drive like me then you already went threw one set of pads. I about to change them again in 25,000 miles, and I've never road raced in my life. at least not on the track. HEHEHEHE

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She has allot of toys on her.
MY BABIES STAT'S
Built 5/4/99
# 917 of 4000
2001 ET: 12.???, we'll find out soon.
When the green light drops, the bullsh*t stops.
 
  #4  
Old 02-09-2001 | 10:06 AM
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I happen to build A-Mod autocross cars. Do we know for a fact that this is a brake fluid boiling issue or is this a pad building too much heat and the coeificent of friction of the pad is going away. Both issues can be fixed but we need to get air to the disks.

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Andy Whittle
White 2000
#2482
DOB 04/11/00
 
  #5  
Old 02-09-2001 | 10:26 AM
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Maybe somone else can help here. I remeber last summer there was a team that took a Lightning in a "lap of America" or somthing like that. They drove from track to track around the US and raced. there was an article on it that I read somwhere. Anyway, they talked a little about the brakes, where they were using different pads and having troubles with the brakes fading. They mentioned that they were going to work on a brake upgrade of some kind for the future. I am going all off of memory, so don't take this as gospel. I just remember my own impression after reading the article was that it was not just the pads. I don't know if they said if they were running some kind of brake ducting or not, but I'm sure it would be a huge help if not.
Brian
 
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Old 02-09-2001 | 11:08 AM
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Could this only be a problem when you change pads. It may be the added heat from a different pad compound building more heat. Bioling of the brake fluid is one of those things that once you hit a critical temp (the boiling point of the fluid) Things get ugly in a hurry. We may be able to go to dot 5 fluid assuming that the seals in the abs are ok with this stuff.

In all of racing 1 change leads to 20 more changes.

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Andy Whittle
White 2000
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  #7  
Old 02-09-2001 | 02:05 PM
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awhittle: You're comments are right on. With my stock pads / stock fluid, on a road course, I first get brake fade due to the pads overheating and operating outside their temp range (as you mentioned)...brakes recover if I slow down... if I dont let up and continue to drive/brake hard... I definetly get fluid fade (boiling the fluid)... because the brakes go away in a hurry... at which point you have to take it easy. And a brake bleed is required to restore full braking.

With Portfield R4 pads and Ford HD fluid (550 dry / 290 wet boiling point)... I get brake fade due to brake pads overheating but have not experienced fluid fade yet, but I haven't really driven 10/10th... Next fluid change, i'm going to Motul 600 (DOT 4: 585 / 421) to try to get fluid fade out of the equation...

And I think I am going to build some brake cool ducts before my April road-race!

Ultimately our solution is bigger rotors... the stock ones heat up way too fast... mine turn a nice pretty gun metal blue in no time.

Need something like this:
 
  #8  
Old 02-09-2001 | 02:23 PM
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If road racing is your thing, rip out the foglights and get some ducting in there. I am sure the airdam must make a nice high-pressure area in front of the wheel...
 
  #9  
Old 02-09-2001 | 02:34 PM
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DreaminAboutL,
Is that picture your truck with the Brembo's? If so tell us all about them. I have been thinking about buying a set, but would like to get your impressions before spending the money.
Brian

------------------
99 red lightning, bassani complete system #1610 of 4000
2000 Lightning, PSP filter/chip, svo throttle body, Bassani, 4.10's
2000 super duty v10
Arctic cat 400 4x4
Cobra "R" #131 of 300
Moderator
www.svtperformance.com
My vehicles http://www.zing.com/album/?id=4293160925
 
  #10  
Old 02-09-2001 | 05:35 PM
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bggroth: not my L, this is the One Lap of America guy... I have talked to him extensively about this kit... he describes it as "day-and-night" difference over stock brakes. No fade and he loves the pads. The pads that come with that kit are an agressive street pad which work well on the street and can handle track events, and he has a set of dedicated race pads too! The kit uses Ferrari F40 calipers... so there are a ton of pad options.

My plan is to get the 2001 wheels, and then get this kit... not going with the Stillen kit (fit is not as good).

Anyway, here are the relevant threads:
https://www.f150online.com/f150board...ML/005521.html
http://nloc.org/ubb/Forum2/HTML/000592.html (at the end)
 
  #11  
Old 02-09-2001 | 06:04 PM
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Whats with the lug nuts on those rims? Do those rotors requirer different lug nuts?
 
  #12  
Old 02-09-2001 | 06:41 PM
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Stock lugs are used, but they are not installed in the pic above, as the wheel is not really attached to the truck, because the caliper has not been shaved yet (see thread above if that didn't make sense).
 
  #13  
Old 02-09-2001 | 06:41 PM
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Dreamin,
I just sent an e-mail to Brembo to get some updated prices and see what the latest situation is. Are you still interested in buying the kit? If so maybe we could work together and see if we could get a better deal somwhere. Anyone else that is interested e-mail me and we will see what kind of numbers we get. No dreamers, only if you are truly interested.
Brian

grothimp@cannon.net

------------------
99 red lightning, bassani complete system #1610 of 4000
2000 Lightning, PSP filter/chip, svo throttle body, Bassani, 4.10's
2000 super duty v10
Arctic cat 400 4x4
Cobra "R" #131 of 300
Moderator
www.svtperformance.com
My vehicles http://www.zing.com/album/?id=4293160925
 
  #14  
Old 02-09-2001 | 06:47 PM
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bggroth, I am very interested in upgrading the brakes.
DreaminAboutL, I need to keep up with you in April and would like to upgrade the brakes before the race.


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2000 Lightning
2000 EB Explorer
1995 Sable
1986 MZB
1966 Mustang
1969 Fairlane 500 Convertible
 
  #15  
Old 02-09-2001 | 06:47 PM
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bggroth: Problem is the 2001 wheels, they aren't in the "aftermarket" parts supply chain yet... supposedly they're all going to build the damn 2001 L's . Dealer wants $435 a wheel, but they should be under $200 when the big parts places get them...best date I have is March or April... I was going to get the wheels first and then brakes.

Lemme know your thoughts...
 


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