Concord L6-258 4.2L VIN C 2-bbl (1982)
Air Injection Manifold: Service and Repair
1. Disconnect air delivery hose at check valve.
2. Remove injection screws from each cylinder exhaust port.
NOTE: Some resistance to removal may be encountered due to carbon build-up on the screws.
3. Remove air injection manifold.
4. Reverse procedure to install.