club.liberty.asn.au

Posted: **Fri Apr 17, 2009 9:01 pm**

This is prob in the wrong section but has anyone tested or found there speedo to be out...

mine is 7k's out so when im doin 110 im really doin 103ish so yeh if anyone has found this to be the case and anyone knows a solution to fix it please let me know...

realisticly in the long run the odometer will show more k's that the car has actually done so yeh i wanna try get this fixed...

Posted: **Fri Apr 17, 2009 9:22 pm**

I think you'll find it's a manufacturing tolerance. They are allowed to be -10% from the factory.

Posted: **Fri Apr 17, 2009 9:29 pm**

There are some places around who can "calibrate" your speedo. It's likely that your odometer is actually pretty accurate - just the internal workings of the speedo needle are out

Posted: **Fri Apr 17, 2009 9:42 pm**

get bigger tyres go here to work out what size you will need
http://home.netcom.com/~sgalaba/tiresize.htm

Posted: **Fri Apr 17, 2009 9:43 pm**

A better site (requires Java):

www.miata.net/garage/tirecalc.html

Posted: **Fri Apr 17, 2009 10:20 pm**

hey mate,

My car speedo was reading 5km faster then I was doing. when i put some 18"s on the speedo started reading tru so 80 was 80.

Posted: **Sat Apr 25, 2009 5:45 pm**

Turtlez wrote:hey mate,

My car speedo was reading 5km faster then I was doing. when i put some 18"s on the speedo started reading tru so 80 was 80.

wats your tyre specs now?

club.liberty.asn.au

Speedo Out

Speedo Out