AEM Infinity Supported Applications - Universal V8 Engine User Manual
Page 12
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© 2014 AEM Performance Electronics
MSD Distributor + ATI AEM 24 Tooth + Honeywell Hall Effect Sensor
1. Modify and install mechanical advance distributor. (See
Modifying Mechanical Advance Distributor
, in
this document.)
2. Install ATI AEM Infinity crank trigger. (Note that an adjustable sensor mount is not provided with the
ATI crank trigger.) Position the crank sensor to be near the middle of its adjustment range while being
in between crank teeth with the engine at TDC. Set sensor air gap to .020”.
3. Wiring:
Crank Sensor – Honeywell Hall Effect Sensor
Cam Sensor – Modified MSD Distributor
Wire
Desc
Connect To
Wire
Desc
Connect To
Red
+12V sensor
power
Main relay power out
Black/
Purple
Cam signal + C1-48 Cam Pos Sens 1 VR+
Black
Sensor ground
C1-20 Sensor Ground
Black/
Orange
Cam signal -
C1-47 Cam Pos Sens 1 VR-
White
Crank signal
C1-21 Crk Pos Sens
Hall
Note: Use shielded tw isted pair w iring w /drain to ground.
Bare
Shield drain
Ground
Note: Use shielded w iring w ith drain to ground.
4. Load ATI 24 + Honeywell Hall base session and review Setup Wizard. (See
, in this
document.)
5. Sync ignition timing. (See
, in this document.)