It makes a serious difference when the valve stems are of the electronic monitoring type. Often they weigh 1.5 ounces, which is quite a bit.
Also, I have balanced many custom wheels at the shop, they always seem to require more weight than OE aluminum wheels, but I'm not sure why.
__________________ ION II 5AT with 2.5 inch stainless exhaust piping, Magnapack resonator, and Flowmaster Hushpower muffler. |