G 20 3/4 Ton Van V8-305 5.0L VIN F 4-bbl (1982)
Air Injection Hose/Tube: Service and Repair
Fig. 7 - Typical Air Manifold Installations
1. Remove exhaust manifold.
2. Place exhaust manifold into a soft jaw vise and remove all carbon build-up from injection tubes.
3. Using a suitable penetrating oil, lubricate and remove injection tubes from exhaust manifold--Fig 7.
4. Reverse procedure to install.
