NOS Chevrolet intake manifold heat shield rivets. These attach the heat shield to the bottom of the intake manifold and usually break when being removed to clean this area of the manifold. This is your chance to have a spare set. You will receive 4 rivets. Please note if you win this item and do not pay within three days for any reason you will be blocked from my store, no exceptions. I only leave feedback after you have left me feedback which tells me you have received the item and are satisfied with it. If you can not leave me 5 Star Rating please contact me so I can try and resolve the issue for you, thanks.