Brake Upgrades

Real tech discussion on design, fabrication, testing, development of custom or adapted parts for Pontiac Fieros. Not questions about the power a CAI will give.

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befarrer
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Brake Upgrades

Post by befarrer »

What sort of brake upgrades are out there for the Fiero? I like Crzyone's brakes when I saw them, and makes me want to upgrade mine. What is out there for better brakes, and what is the cost for them? Oh, they are for my 86.
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I_wear_pants
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Post by I_wear_pants »

I know some people upgrade to grand-am brakes but the disadvantage to those is you lose function of your e-brake. I think its something like 92 GA brakes and the cost is pretty cheap, about the same as replacing with stock fiero brakes.
whipped
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Post by whipped »

11.25" brakes. I can't tell you a total cost, but I thought it was pretty cheap... and I'm pretty broke. I just upgraded the fronts though, since what, 70% of the braking is done by the front... I replaced calipers, rotors, rubber lines, and MC.

The system is pretty unbalanced though, so I plan on upgrading the rear soon.
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Post by eHoward »

I did the grand ams on the fronts and left the rears stock with upgrade pads.

It's adequate.
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crzyone
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Post by crzyone »

I doubt there is much difference in braking between the LeBaron brake upgrade and the Corvette. I opted for the corvette mostly for the bling... It does cost quite a bit, especially if you use all brand new parts like Donk and I did.
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Post by Kohburn »

eHoward wrote:I did the grand ams on the fronts and left the rears stock with upgrade pads.

It's adequate.
i actually thought the fiero brakes worked better with stock front and grand am rear because it corrected the brake bias... atleast thats how it felt on one of my last fieros
The Dark Side of Will
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Post by The Dark Side of Will »

Concur. Fieros need a good bit more rear brake force than stock.
Pyrthian
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Post by Pyrthian »

eHoward wrote:I did the grand ams on the fronts and left the rears stock with upgrade pads.

It's adequate.
yeah, thats what I got too, and it make the fronts grab way to much
got most the parts for the 11.25 - except the rims to fit around them....being poor sux....
whipped
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Post by whipped »

Pyrthian wrote:
eHoward wrote:I did the grand ams on the fronts and left the rears stock with upgrade pads.

It's adequate.
yeah, thats what I got too, and it make the fronts grab way to much
got most the parts for the 11.25 - except the rims to fit around them....being poor sux....
they fit with the stock 15" GT rims...
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Post by Kohburn »

whipped wrote:
Pyrthian wrote:
eHoward wrote:I did the grand ams on the fronts and left the rears stock with upgrade pads.

It's adequate.
yeah, thats what I got too, and it make the fronts grab way to much
got most the parts for the 11.25 - except the rims to fit around them....being poor sux....
they fit with the stock 15" GT rims...
if you feel like grinding clearance on the backside of the rims
whipped
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Post by whipped »

Kohburn wrote:
whipped wrote:
Pyrthian wrote:
eHoward wrote:I did the grand ams on the fronts and left the rears stock with upgrade pads.

It's adequate.
yeah, thats what I got too, and it make the fronts grab way to much
got most the parts for the 11.25 - except the rims to fit around them....being poor sux....
they fit with the stock 15" GT rims...
if you feel like grinding clearance on the backside of the rims
You only remove casting marks on the rear wheels. Fronts fit just fine
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Post by Kohburn »

whipped wrote: You only remove casting marks on the rear wheels. Fronts fit just fine
why would they be any different?
whipped
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Post by whipped »

No idea... Possibly due to the caliper differences between front/rear with e-brake?
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Post by Kohburn »

smallest i would feel comfortable with is 16's
whipped
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Post by whipped »

Well yeah, 15"ers aren't ideal, but they will work until you get larger...
befarrer
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Post by befarrer »

And I got 14ers
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Series8217
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Post by Series8217 »

befarrer wrote:And I got 14ers
Time to go wider than those 6-inchers or you won't have enough traction to use those 11"+ brakes!
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crzyone
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Post by crzyone »

If you want "big" brakes I suggest a minimum 16" rim. Depending on the rim it will be big enough for the corvette brakes and definitly big enough for the LeBaron brakes.

Personally, I wouldn't waste my time with the GA brakes. About as good as stock 88GT brakes, which are still not great.
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Series8217
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Post by Series8217 »

crzyone wrote:88GT brakes, which are still not great.
Eh, I didn't have any problems with them at the track..

The reason I want to upgrade is so I still have decent braking under low vacuum, i.e. when I'm going to stop fully so I push the clutch in. I don't know if its just because of my cam timing or not, but my brakes SUCK around town. Just a bit more leverage and they'd be alright.
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crzyone
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Post by crzyone »

have you been on an auto x with the 3.4dohc? I imagine you would feel some brake fade with a 3.4. I upgraded to the corvettes because I could brake fade the stockers with the 2.8 and a couple spirited stops. The N* would have been dangerous with stock brakes.

Stupid non vented 9" rotors.... :cussing:
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