Ranger 4WD V6-3.0L VIN U (1997)
INSTALLATION
1. Clean mating surfaces of exhaust manifolds and cylinder heads of carbon deposits.
2. Position right or left exhaust manifold and exhaust manifold gasket in place to cylinder head and hand-tighten retaining bolts and studs. Tighten to
20-30 Nm (15-22 ft. lbs.).
3. Rotate or install oil level indicator tube to appropriate exhaust stud and install retaining nut if exhaust manifold was removed. Tighten to 16-20
Nm (12-15 ft. lbs.). Apply ESE-M4G217-A sealer to tube prior to installation if tube was removed.
4. Install spark plugs. Tighten to 11 Nm (8 ft. lbs.).
5. Install EGR tube flare nut into EGR valve finger-tight.
6. Install bolt in EGR valve to exhaust manifold tube at exhaust manifold and tighten to 20-30 Nm (15-22 ft. lbs.).
7. Tighten flare nuts to 35-65 Nm (26-48 ft. lbs.).
8. Connect two Delta PFE sensor hoses onto ports in EGR tube.
9. Connect exhaust inlet pipe to left exhaust manifold and right exhaust manifold. Tighten retaining nuts to 41 Nm (30 ft. lbs.). Tighten both nuts in
equal amounts to correctly seat inlet pipe flange.
10. Connect ground cable at battery.
NOTE: When the battery has been disconnected and reconnected, some abnormal drive symptoms may occur while the powertrain control
module (PCM) relearns its adaptive strategy. The vehicle may need to be driven 16 km (10 miles) or more to relearn the strategy.
11. Start engine and check for oil and exhaust leaks.
