MSD 85805 Ford 351W w_Edelbrock Victor Jr Billet Distributor Installation - Manual (Page 5)

INSTALLATION INSTRUCTIONS 5
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1. Remove the existing distributor cap without
disconnecting any of the spark plug wires.
2. With the cap off, crank the engine until the
rotor is aimed at a fixed point on the engine or
firewall. Note this position by making a mark
(Figure 8).
3. Place the distributor cap back on and
note which plug wire the rotor is pointing
to. MARK THE SPARK PLUG WIRES and
remove the distributor cap.
4. Disconnect the wiring from the distributor.
5. Loosen the distributor hold down clamp and
slide the clamp out of the way.
6. Lift the distributor out of the engine. Note that
the rotor rotates as you lift the distributor out.
This is due to the helical cut gear and should
be taken into consideration when installing the
new distributor.
7. Install the new O-ring and apply a liberal
Figure 8 Marking the Rotor Location.
INSTALLING THE DISTRIBUTOR
amount of the supplied lubricant to the distributor gear.
8. Install the distributor making sure that the rotor comes to rest pointing at the fixed mark. If the
distributor will not fully seat with the rotor pointing to the marked position, you may need to
rotate the oil pump shaft until the rotor lines up and the distributor fully seats.
9. Position and tighten the hold down clamp onto the distributor.
10. Install the distributor cap and spark plug wires one at a time to ensure correct location.