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help needed on wheel choice (rs7) and offset

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Old Nov 25, 2011 | 11:15 PM
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Default help needed on wheel choice (rs7) and offset

hi iv had my rwd cosworth for 3 months and headgasket went so decided to fix all the little probs at the same time and have never liked the black mondeo wheels and my dad has had a set of 16" rs7 et40 in his shed for years i believe they come of a mondeo also they were in really bad condition so decided to sand the lacor of and give them a polish and try them on the cosworth at first i thought they looked to small but then thought still better than the wheels onit so thought i would try and fit one on the front and they dont clear my brakes would you use spacer of just change wheels heres some pics of how they look on the back i know they would need smaller tyres but you get the idea or should i fit white wheels also what offset clears 2wd calipers


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Old Nov 27, 2011 | 04:21 PM
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Looks like a nice project
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Old Nov 29, 2011 | 03:52 PM
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you will need 3-5mm spacers on the front to clear the 2wd 4pots.

if using cossie 4x4 brakes, you dont need the spacer.

Ideal offst for the wheels would be et35
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Old Nov 29, 2011 | 04:14 PM
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hi mate iv got et35 mondeo wheels on at the moment and they have also got about a 5mm spacer to clear brakes but even with the spacers the rs7 are still touching slightly do 17" rs7 clear 2wd 4pots? thanks
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Old Nov 29, 2011 | 04:17 PM
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its my best project so far lol i waited years to get a cosworth since my dad bought his 400bhp 3door with antilag i had a scooby at the time and that got sold sharpish after a ride home in the cosworth i use all my project cars daily so not just garage queens
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Old Nov 29, 2011 | 06:04 PM
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Originally Posted by TOMMY_TURBO
hi mate iv got et35 mondeo wheels on at the moment and they have also got about a 5mm spacer to clear brakes but even with the spacers the rs7 are still touching slightly do 17" rs7 clear 2wd 4pots? thanks
17" RS 7 soft spokes don't clear 2WD calipers without spacers

I'm tempted to try mondeo Mk3 calipers and ST170 discs on mine, no idea of how much work they would be to fit though on 2WD Cossie hubs.
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Old Nov 29, 2011 | 06:12 PM
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2wd have 4pots why dont 4wd also whats better stopping power
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Old Nov 30, 2011 | 03:50 PM
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2wd 4pots are better for stopping power and you will need a thicker spacer if they are still touching - try going a couple of mm bigger.

If using 4x4 cossie brakes, no spacer is needed.
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