MSD 88813 Installation
MSD Dual DIS-4 Harness
PN 89121
PN 89121
PN 88813
Pa rts Included:
8 - Individual Cylinder Harnesses
Additional Parts Required:
4 - Ignition Adapters PN 89121
2 - DIS-4 Ignitions (PN 62152 or High Output PN 62153)
WARNING: During installation, disconnect the battery cables. When disconnecting the battery
always remove the Negative cable first and install it last.
Note: It is recommended that you have the Service Manual
and wiring diagram for your vehicle before beginning
the installation of the MSD DIS Ignition.
Figure 1 shows the firing order for a Ford Modular motor. This
chart contains MSD's recommendations for triggering the
Dual DIS-4's versus Firing Order. See Figure 7 for Cylinder
Identification.
WIRING
The Adapter has six wires that need to be connected. The chart
FIRING DIS-4 BOX
ORDER A OR B
1 A 1
3 B 1
7 A 2
2 B 2
6 A 3
5 B 3
4 A 4
8 B 4
Figure 1
CHANNEL
shows each wire's application. Figure 2 shows how to wire the Adapter to the DIS ignitions.
WIRING
BLACK
RED
Connects to Ground.
Connects to 12 volt (Ignition).
INPUTS
BROWN/WHITE
BROWN/GREEN
Connects to the White wire going to the Coils and ECU.
Connects to the Green wire going to the Coils and ECU.
OUTPUTS
WHITE
GREEN
Connects to the White wire going to the MSD DIS Ignition.
Connects to the Green wire going to the MSD DIS Ignition.
Note: The pro c e dure
shown in Figure 2
will be performed
twice for each
DIS-4 Ignition PN
62152 (or H.O. PN
62153).
Figure 2 Installation to an MSD DIS-4 Ignition.
M S D I G N I T I O N • ww w. msd ig ni tio n. co m • ( 9 15 ) 8 57 -5 20 0 • FA X (9 15) 85 7 -3 34 4
2 INS TA LLA TIO N INS TR UCT ION S
NOTES: This wiring diagram applies only
to SOHC applications. Please refer to
figure 5 and 6 for DOHC models.
This wiring diagram applies to cylinders
1, 7, 6 and 4. Please refer to Figure 4
for cylinders 3, 2, 5 and 8.
CYL. #1
CYL. #7
CYL. #6
CYL. #4
WHITE
BROWN/WHITE
RED
BROWN/ORANGE
GREEN
BROWN/GREEN
WHITE
BROWN/WHITE
RED
RED
BROWN/ORANGE
BROWN/ORANGE
GREEN
BROWN/GREEN
YELLOW
BROWN/YELLOW
RED
BROWN/ORANGE
VIOLET
BROWN/VIOLET
YELLOW
BROWN/YELLOW
RED
RED
BROWN/ORANGE
BROWN/ORANGE
VIOLET
BROWN/VIOLET
SOHC BOX A
NOTES: This wiring diagram applies
only to SOHC applications. Please refer
to figure 5 and 6 for DOHC models.
This wiring diagram applies to cylinders
3, 2, 5 and 8. Please refer to Figure 3
for cylinders 1, 7, 6 and 4.
CYL. #3
CYL. #2
CYL. #5
CYL. #8
WHITE
BROWN/WHITE
RED
BROWN/ORANGE
GREEN
BROWN/GREEN
WHITE
BROWN/WHITE
RED
RED
BROWN/ORANGE
BROWN/ORANGE
GREEN
BROWN/GREEN
YELLOW
BROWN/YELLOW
RED
BROWN/ORANGE
VIOLET
BROWN/VIOLET
YELLOW
BROWN/YELLOW
RED
RED
BROWN/ORANGE
BROWN/ORANGE
VIOLET
BROWN/VIOLET
SOHC BOX B
Figure 3
Figure 4
M S D I G N I T I O N • ww w. msd ig ni tio n. co m • ( 9 15 ) 8 57 -5 20 0 • FA X (9 15) 85 7 -3 34 4
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