Anyone have a link or know how to work out the differences on what the difference tyre sizes make on the engine rpms.
At the the moment I have 185/65/15 running 1776 with twin 40's but motoway speeds arent great so was looking at changing to 185/80/15 to see if that would help?
At the the moment I have 185/65/15 running 1776 with twin 40's but motoway speeds arent great so was looking at changing to 185/80/15 to see if that would help?