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Old 03-16-2012, 11:41 AM
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Correct Speedometer Gear

I have a 350 turbo coupled to a chevy 12 bolt with 3:73 gears and 15 in tires. my cars a 67 camaro the motor and trans came out of a 84 chevy. The speedo gear needs to be changed out. What tooth count and color would I need to correct how off the speedometer is? Thanks

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Old 03-17-2012, 10:26 AM
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You're gonna also need the Tire Dia. to figure that out.
Info >> http://www.chevellestuff.com/tech/speedo.htm
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Old 03-17-2012, 07:44 PM
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Heres some sites to help' You may need a calculator.

http://www.transmissioncenter.net/sp...____va.htm#350

http://chevelleengineer.home.comcast...eer/speedo.htm
http://www.riversidegear.com/muncie-...-driven-1.html
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Old 03-17-2012, 08:26 PM
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Quote:
Originally Posted by BRIAN SCHOLLE
I have a 350 turbo coupled to a chevy 12 bolt with 3:73 gears and 15 in tires. my cars a 67 camaro the motor and trans came out of a 84 chevy. The speedo gear needs to be changed out. What tooth count and color would I need to correct how off the speedometer is? Thanks
If you know how far off the speedometer is, all you need to do is correct your speedo gear by that much. If you don't know, then you need to use the calculators provided to get an estimate of the correct gear ratio and gears.
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