1966 289 4 Barrel Cast Iron Intake Manifold with a date code of 5L30 .Bare intake with bottom pan still attached. It has the mounting for the anti-backfire valve in the back if thermactor was installed . A nice used intake with no problems . 100.00 75.00 plus UPS shipping and insurance. I will not charge for boxing up but be advised it needs special boxing attention given the approximate 39 lbs. the cast iron intake weighs by itself. US lower 48 shipping only . PayPal using friends and family option . PM me for any questions. Thank you for looking.