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Old 23-03-2015, 01:50 AM   #1
brad24
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Default Rear anti roll bars

Has anyone hear fitted a rear anti roll bar to their leaf sprung car?

Interested to hear your thoughts?

http://www.dragzine.com/project-cars...nti-roll-bars/
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Old 23-03-2015, 12:51 PM   #2
mex351
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Default Re: Rear anti roll bars

Hmmmm good question.I know Jase Stoodley fitted one to his coil sprung Corty and liked the results but I don't know of anyone to do it to a Falcon.
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Old 23-03-2015, 01:12 PM   #3
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Default Re: Rear anti roll bars

I raced a HX monaro last Wednesday night that was running 10.4
He told me that when he fitted the anti roll bar he found 0.2 in ET
He was 60'ing in the low 1.40's
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'68 XT Fairmont, 9.48@141.6

'69 Capri

'95 triumph speed triple, '10 Fat Bob

My XT Fairmont
http://www.fordforums.com.au/showthread.php?t=11298079

My capri track car
http://www.fordforums.com.au/showthread.php?t=11492523
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Old 26-03-2015, 04:20 PM   #4
mex351
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Default Re: Rear anti roll bars

Mossy told me the other day a fellow Willowbank racer dropped ET via a anti roll bar.But he picked up 2mph by switching to a 28"tyre over the 30" it use to run.
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Old 30-03-2015, 12:13 PM   #5
mex351
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Default Re: Rear anti roll bars

The more I study this the more I reckon I'll prob go for 1 as well. If you fit a adjustable kit you can in effect pre load the suspension to a degree and make the car launch square and true. Id imagine you would then have a more stable car in the top end as well. I do have double adjustable coil overs I can work on this time around aswell so they may sort my cars bad habits.

What tyres are you running it on ATM ?
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Old 30-03-2015, 01:04 PM   #6
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Default Re: Rear anti roll bars

Tyres are MT street radials 275/50/15
I'll probably lift the rear to squeeze in some 60 series tyres
It's got caltracs with adjustable Calvert shocks
I'm going to try some softer front springs as well to help with the weight transfer
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'68 XT Fairmont, 9.48@141.6

'69 Capri

'95 triumph speed triple, '10 Fat Bob

My XT Fairmont
http://www.fordforums.com.au/showthread.php?t=11298079

My capri track car
http://www.fordforums.com.au/showthread.php?t=11492523
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Old 30-03-2015, 01:09 PM   #7
mex351
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Default Re: Rear anti roll bars

Longer travel but softer units like Sumo or Browns Spring supply ? Doe's it get many revs on the foot brake or do you just flash the converter to leave ?

I had to change cams in mine and I could foot brake to like 3800 with the old one but the new unit will only go 3500 before "hits" not turns the tyres. Must have more torque down low this time as it seems to flash the convertor well. It's yet to be raced as is but I am seriously thinking of getting one of them McDonald Bros anti roll kits for it.

Havn't found one on a Falcon sedan yet ?
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Old 30-03-2015, 01:17 PM   #8
brad24
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Default Re: Rear anti roll bars

Quote:
Originally Posted by mex351 View Post
Longer travel but softer units like Sumo or Browns Spring supply ? Doe's it get many revs on the foot brake or do you just flash the converter to leave ?

I had to change cams in mine and I could foot brake to like 3800 with the old one but the new unit will only go 3500 before "hits" not turns the tyres. Must have more torque down low this time as it seems to flash the convertor well. It's yet to be raced as is but I am seriously thinking of getting one of them McDonald Bros anti roll kits for it.

Havn't found one on a Falcon sedan yet ?
Yeah mate, longer travel units
I've been leaving the line at around 4000
I meant to try flashing the converter to see if it 60'd better but I got the **** after 3 passes
The 393 60'd better on the foot brake but it only had 4200 stall
The 440 is 5200
MacDonald bros do a kit for the falcon but i need to do some more research on if I need to cut the car up which I don't want to do
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'68 XT Fairmont, 9.48@141.6

'69 Capri

'95 triumph speed triple, '10 Fat Bob

My XT Fairmont
http://www.fordforums.com.au/showthread.php?t=11298079

My capri track car
http://www.fordforums.com.au/showthread.php?t=11492523
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Old 30-03-2015, 01:42 PM   #9
mex351
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Default Re: Rear anti roll bars

Im thinking you only need to add the bar forward or behind the diff then hang the rest but space would be a issue with exhaust and stuff yes ? I could prob make mine the more I think of it really ?
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