We are diagnosing a top end tick (suspected in the head) on a 2007 Cbr1000. We have inspected the Cam Tensioner, and the Cam guide. That has not shown us any reason to replace. We are checking clearances on the valves now to see if we have a loose valve floating around up there!

Had to rebuild a CBR 1000 recently. Here is a snippet of what we did!