This is a set of 36 Corvair Viton Push Rod and Rocker Arms stud o-rings. You get 24 pushrod tube o-rings and 12 rocker arm stud o-rings. Stop the leaking pushrod tubes with the Viton O-rings.  Don't forget to check my EBAY Store as I am currently adding items to it daily.  Check my other auctions as I do combine shipping to save you cash. If you buy multiple items please wait till I send you an invoice so I can adjust shipping or ask for a total