The structure, function and dynamic behavior of the cytoskeleton can be very different, depending on organism and cell type. Even within one cell the cytoskeleton can change through association with other proteins and the previous history of the network. A multitude of functions can be performed by the cytoskeleton.
The new Courage XT-6 (3.5 net HP) and Courage XT-7 (4.5 net HP) engines will be available on OEM push-mower brands in early 2008. The first two models from Kohler are engineered in the United States with high performance and ease of use in mind.
I have a John Deere L130 with the Kohler 22 HP V2 engine. The Fram filter was supposed to work on my mower but did not. It looks similar to the OEM filter and the gasket surface is the same but something about the filter makes it leak.