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Diff Ratio...Whats best

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sikford

Post subject: Diff Ratio...Whats best

Posted: Fri Nov 23, 2007 7:46 pm

Getting Side Ways

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Age: 38

Posts: 525

Joined: 27th Jan 2007

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Ride: AUII Ghia 75th LE, KF 1.8S 5spd

Location: S.E Burbz, Melbourne
VIC, Australia

What would be the best ratio to put in an AU with irs, i've got 3.45's now but wanna have it launchin abit quicker.any suggestions?

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THE Fairmont Ghia : 75th Anniversary LE
Current Mods - 2.5" Exhaust, Custom CAI, Built Gearbox( Mirror Polished Casing+Bellhousing,TCE 2500 custom convertor, Modified Valve Body), Detailed UnderCarriage, SQ Stereo Install = 136+rwkw
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ea_falcon

Posted: Fri Nov 30, 2007 8:42 am

Getting Side Ways

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Age: 35

Posts: 1323

Joined: 12th Nov 2006

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Ride: 02 xls ute 347

Location: adelaide
SA, Australia

4.11s if u dont do much high way drivind at 100 you will be revin around 2200 rpm but i think in city driving you'll get more economy

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02 series 3 AU marline ute 5speed 347 stroker

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au man

Posted: Fri Nov 30, 2007 8:55 am

Getting Side Ways

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Age: 38

Posts: 1133

Joined: 15th Oct 2005

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Ride: AU Fairmont I6

Location: Melbourne
VIC, Australia

Id probably just go for 3.7 if you do freeway driven in not might as well just got the 4.11.

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