Quote Originally Posted by clunk71 View Post
Sorry got it the wring way round......
Manufacturers usually set three speedos to read higher than what you're actually doin..... Eg speedos reads 100, but gps may show that you are really only doing 96.
So by sticking on larger circumference tyres it will bring your speedo reading into line, or in some cases make it higher.... Eg speedo reads 100 but ur actually doing 106.

Does that help better or am I still talking sh*te!!!???,lol
na alls sweet thanks mate

someone a while ago told me my milage would go through the roof ...like its not already hahaha

and the speedo would be out by at least 10klm