If you are planning to reinstall the windshield, or rear window in your 1960's - 70's GM car here are the steps to help you with an easy and professional install. You'll need Urethane, dam tape (of the correct height), primer, glass setting blocks, 2 suction cups, some masking tape, glass cleaner, a razor blade, a high-leverage caulking gun, a friend and about 2 hours. www.rustreplace.com has your installation materials as well as more reference resources to help you out. | Belden Speed & Engine