Supreme quality valve cover washers from Sickspeed This is a set of 15 washers/gaskets/bolts and paper washers. All bolts are stainless steel, so they will not rust. Hard annodized for a long lasting permanent finish Designed to work with the SR20 valve cover. 14 bolts are 25mm (1") and one is 40mm (1.5") Washer diameter is 20.6mm (.8") Made from weapons grade billet aluminum. Sickspeed is Laser etched onto the surface of each washer. Don't forget to check out our other listings for parts and accessories to suit your ride. We are always expanding so keep an eye out for more supreme quality products from Sickspeed. Purchase includes a die-cut vinyl decal: Check out the manufacturer's website for more info and pics.