C 2500 Truck 2WD V8-5.7L VIN R (1997)
4. Remove the spark plug heat shields.
5. Remove the exhaust manifold.
6. Remove and discard the gasket.
INSTALLATION
1. Install the new exhaust manifold gasket.
2. Install the exhaust manifold.
3. Install the spark plug heat shields.
4. Install the exhaust manifold bolts.
a. Tighten the exhaust manifold bolts on the first pass to 15 Nm (11 ft. lbs.).
b. Tighten the exhaust manifold bolts on the final pass to 30 Nm (22 ft. lbs.).
5. Install the EGR inlet pipe to the exhaust manifold.
6. Install the EGR inlet pipe clamp and bolt.
a. Tighten the EGR inlet pipe nut at the intake manifold to 23 Nm (17 ft. lbs.).
b. Tighten the EGR inlet pipe nut at the exhaust manifold to 28 Nm (21 ft. lbs.).
c. Tighten the EGR inlet pipe clamp bolt to 25 Nm (18 ft. lbs.).