Distributor Removal & Installation

Distributor And Coil 5.0L And 5.7L (TBI) Engines:

REMOVAL:

NOTE: Verify ignition switch is "OFF".

- Disconnect wiring harness connectors at side of distributor.
- Remove coil wire and sparkplug wires on either the left or right side of the distributor.
- Remove distributor cap by the two screws and set to side:
- Bring engine to TDC on the compression stroke for the #1 cylinder and align timing marks to 0~ .
- Scribe a mark on the distributor housing in line with the rotor.
- Scribe a mark on the engine in line with the rotor.
- Note position of the distributor housing in relation to engine.
- Remove distributor bolt hold-down clamp, raise distributor noting rotor rotation, then remove distributor and gasket (if applicable). Do not rotate crankshaft with distributor removed from engine.

INSTALLATION:

NOTE: To ensure correct timing of distributor it must be installed with rotor correctly positioned as noted in Step 3 of the removal procedure. Line up rotor, mark on distributor housing, and mark on engine.
If distributor shaft won't drop into engine, insert a screwdriver into cavity for distributor and turn oil pump driveshaft.

- Install distributor and gasket (if applicable).
- Install hold-down clamp and tighten bolt:
- Bolt on the 2.8R to 35 Nm (26 lb. ft.).
- Bolt on the 4.3Z, 5.0H, 5.7K & 7.4N to 35 Nm (25 lb. ft.)
- Install distributor cap.
- Connect wiring harness connectors at side of distributor.
- Sparkplug wires and coil wires.
- Check engine timing.