Distributor Installation - MerCruiser 305 CID (5.0L) Service Manual

SERVICE MANUAL NUMBER 24
6. Using these holes as guides, drill through other side of gear with a 3/16 in. carbide tipped
drill.
IMPORTANT: If a new gear has only a dimple, you will have to drill through one side
of the gear before you slide gear onto shaft. In most cases it is recommended to have
a machine shop complete the drilling operation for new gear installation.
7. Install sensor, sensor wheel, rotor and Ignition Module (if mounted on distributor)
8. Install distributor.

Distributor Installation

ENGINE NOT ROTATED
1. Install new gasket on distributor housing.
2. Turn rotor approximately 1/8-turn in a counterclockwise direction past mark previously
scratched on distributor housing.
3. Work distributor down into position in engine block with distributor positioned as noted
during removal.
IMPORTANT: You may need to move rotor slightly to start gear into mesh with cam-
shaft gear, but rotor should line up with the mark when distributor is in place. Distrib-
utor shaft must enter oil pump shaft for complete installation.
4. Connect all disconnected wires.
5. Install cap.
6. Coat any exposed terminals with Quicksilver Liquid Neoprene.
Index
90-861327--1 OCTOBER 1999
a - Drill Press
b - 3/16 in. Carbide Tip Drill
c - V-Block
d - New Gear
a
b
c
IGNITION SYSTEM
d
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