Smog tube check valve, for smog pump tube system (1 required for 6 cylinder, 2 required for V8), 66-67 Ford car, Thunderbird, Fairlane, Falcon, Full size Mercury, Comet or Continental, 70-71 Continental with a 460 engine

WARNING This product can expose you to chemicals including cadmium which is known to the State of California to cause cancer, birth defects or other reproductive harm. for more information, visit: www.p65warnings.ca.gov.