how many mph will it be off by

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Dec 21, 2009 | 07:23 PM

adamcoxof92

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Junior Member

Joined: Dec 2009

Posts: 3

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Car: 84 Camaro

Engine: In line 4

Transmission: 4 speed

how many mph will it be off by

I have an 84 camaro with 14" rims and trying to put 15" rims on it does anyone know how much the speed will be off by?

Dec 21, 2009 | 07:38 PM

Blind Driver

Senior Member

Joined: Nov 2009

Posts: 419

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Car: 1986 Trans Am

Engine: 5.0

Transmission: 700r4

Axle/Gears: beats me

Re: how many mph will it be off by

Quote:

Originally Posted by adamcoxof92

I have an 84 camaro with 14" rims and trying to put 15" rims on it does anyone know how much the speed will be off by?

Same overall diameter, same mph

Last edited by Blind Driver; Dec 21, 2009 at 07:48 PM.

Dec 21, 2009 | 07:47 PM

1988-305-tbi

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Joined: Mar 2004

Posts: 550

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From: SoCal "Riverside"

Re: how many mph will it be off by

why would rim size effect the speedo?

Dec 22, 2009 | 11:01 AM

OdieTurbo

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Joined: Nov 2009

Posts: 212

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From: Endicott, NY

Car: 1987 Camaro Sport Coupe

Engine: 3.4L V6

Transmission: T5 (NWC)

Axle/Gears: 3.42 Stock axle

Re: how many mph will it be off by

Quote:

Originally Posted by adamcoxof92

I have an 84 camaro with 14" rims and trying to put 15" rims on it does anyone know how much the speed will be off by?

Here's a good place to go. Put in your current size and the size you want to put on and it will tell you the difference.

http://www.csgnetwork.com/speedocalibcalc.html

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