S&S Adjustable Pushrod Set For Harley-Davidson Twin CamS&S Pushrod Set For Harley Davidson Twin Cam If you're building a stroker, severely decking cylinder heads, adding stroker plates to reduce compression, altering your rocker ratio, or otherwise altering the height of your engine, a stock length pushrod might no longer be a usable part. Kit includes four S&S adjustable pushrods, four pushrod covers, clips, and O rings Pushrods are manufactured from cro moly steel for superior strength Pushrod covers