MSD 7222 7AL-2 Ignition Control Installation - Manual (Page 13)

INSTALLATION INSTRUCTIONS 13
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• W W W . M S D P E R F O R M A N C E . C O M • ( 9 1 5 ) 8 5 7 - 5 2 0 0 • F A X ( 9 1 5 ) 8 5 7 - 3 3 4 4
GM IGNITIONS Wiring an HEI 4-pin Module (Magnetic Pickup Trigger).
NOTE:
NOTE:
The stock rotor button must be
replaced with an MSD Low Resis-
tance Bushing, PN 8412.
The GM Ignition Module is removed
and replaced with the MSD PN
8861 Wire Harness.
GM IGNITIONS Wiring an HEI 5 or 7-pin Module (Amplifier Trigger).
NOTE: NOTE: The stock rotor button must be replaced with
an MSD Low Resistance Bushing, PN 8412.
Some 5-pin models may experience
a hesitation or stall on decelera-
tion. If this occurs, contact MSD
Tech Line for the required bolt-in
diode to correct the problem. MSD
Tech Line (915) 855-7123.