Competition Cams 202 Nylon Thrust Button for Small Block Chevrolet<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>.810 inch Length</li><li>Ride between the front of the timing gear and the back of the timing cover</li><li>Can be shimmed to achieve proper endplay</li><li>Solid nylon and roller thrust bearing styles available</li></ul></div><img src="http://ecx.images-amazon.com/images/I/21WcBt7ua9L.jpg" noproxy>