help! speedo gears!

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Feb 10, 2009 | 03:20 PM

madmaximus

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Joined: Feb 2009

Posts: 12

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help! speedo gears!

I have a formula with a 700r4 that had 3.27 gears now has 3.45 gears. It also has 17's with 285/40s on it now. What speedo gears do i need to fix the speedometer???

Feb 10, 2009 | 03:28 PM

krisb410

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iTrader: (9)

Joined: Nov 2005

Posts: 2,346

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From: Naples, FL

Car: 91 RS Camaro, 75 L82 Corvette

Engine: LO3, 383 Stroker

Transmission: 700R4, TH400

Axle/Gears: 4th gen 3.23 posi/LS1 discs, stock

Re: help! speedo gears!

1st: Welcome.

2nd: There is a search button, please use it before posting a question, it's in the rules. It's a bit tiresome to read/answer the same questions all the time.

3rd:Take a look here

http://www.700r4.com/speedoCalc/speedocalc.shtml