59. Exhaust Manifold Cleaning and Inspection

Exhaust Manifold Cleaning and Inspection





1. Clean the exhaust manifold mating surfaces.
2. Clean the exhaust manifold.
3. Inspect the exhaust manifold mating surfaces for damage.




4. Inspect the exhaust manifold flange for straightness, using a straight edge and a feeler gage.
5. If the exhaust manifold flange is warped more than 0.05 mm (0.002 in) replace the exhaust manifold.