1969 Chevrolet Chevelle. 1970 Chevrolet Chevelle. Check Valve, Heater Valve. Vacuum Closes Non-Bypass Heater Valve. Heater Valve. Compatible Years: 1969 1970. Type: Heater Valves. Ensure that this part fits your vehicle by entering your vehicle's Year, Make, Model, Trim, and Engine in the Compatibility Table.
