1991 Pontiac Trans Am ingition timing

1991 PONTIAC TRANS AM
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JOE.MORENO
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Engine Performance problem
1991 Pontiac Trans Am V8 Two Wheel Drive Automatic

what is the timing setting for a 1991 firebird 5.7 liter tunned ported injected.
Aug 1, 2010 at 8:07 PM
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BLUELIGHTNIN6
  • ✓Experienced Mechanic
  • 16,542 POSTS
6 BTDC with est wire disconnected
Aug 1, 2010 at 8:24 PM
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