Originally Posted by fatcaaat

I have one on my tb108 with race head. No mileage on it so far, but do know this: it is huge! It must be 4.5" in diameter and almost 2" thick . It fits on the vm26 perfectly and is very light. It is a foam filter that you have to oil but for street probably won't need any oil. And it would not be any better in rain than anything else due to the design.