Jimmy Full Size V8-350 5.7L (1982)
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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.