F 350 4WD Pickup V8-351 5.8L VIN H EFI (1997)
Removal Of Distributor Gear
7. Invert distributor and place in Axle Bearing/Seal Plate T75L-1165-B. Press off the gear using Bearing Pulling Attachment D79L-4621-A or
equivalent.
8. Remove collar.
9. Deburr and polish shaft with emery cloth. Housing should slide freely on shaft.
10. Remove shaft assembly.
11. Remove retaining screw and stator.
12. Remove retaining screw and octane rod.
13. Inspect distributor housing bushing for wear or signs of excess heat concentration. Replace complete distributor if damaged.
14. Inspect distributor housing for cracks and wear. Replace complete distributor if damaged.
15. Inspect distributor housing O-ring for cuts or damage and replace O-ring if necessary.
INSTALLATION
1. Position stator and press downward to seat in distributor base.
2. Position wiring grommet in distributor base notch so that eyelets align with screw holes.
3. Position distributor stator connector wires away from any moving parts.
4. Install distributor stator assembly retaining screw and retainer. Tighten screw to 1.7-4.0 Nm (15-35 lb in).
5. Install octane rod, octane rod screw, and retainer. Tighten screw to 1.7-4.0 Nm (15-35 lb in).
6. Lubricate shaft assembly with a light coating of Engine Assembly Lubricant D9AZ-19579-D or equivalent fresh motor oil meeting Ford
specification ESR-M99C80-A.
7. Install shaft assembly into distributor base adapter.
8. Place a 1/2-inch deep well socket over end of shaft assembly.
9. Invert distributor on an arbor press.
10. Install collar and roll pin.
CAUTION: The distributor drive gear is not released for service. If any nicks or cracks occur during the disassembly or reassembly procedures, a
new distributor must be installed. The distributor drive gear is matched to the distributor at assembly and should never be replaced.
NOTE: The hole in the drive gear and shaft assembly must be aligned as accurately as possible to allow for ease of the roll pin insertion. If the
hole in the drive gear and shaft assembly will not align, the gear must be removed and installation attempted again. The gear cannot be turned for
alignment.
11. Position distributor gear on shaft assembly and align distributor gear with felt tip reference mark made at disassembly.
12. Place a 5/8-inch deep well socket centered around gear hole and press distributor gear onto shaft assembly.
13. Install new roll pin through distributor gear. Pin exposure should be equal on either side of gear.
14. Install distributor armature.
NOTE: While tightening screws, use a 5/16-inch Allen wrench to hold distributor shaft stationary. Do not hold distributor armature.
15. Install armature attaching screws and tighten to 2.8-4.0 Nm (25-35 lb in).
NOTE: If the distributor armature contacts the stator, the entire distributor must be replaced.
16. Rotate distributor shaft. Shaft should rotate freely, without any binding.
17. Install distributor assembly and reset ignition timing.
