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Ignition Timing Chevrolet Astro I

Note. For timing adjustment procedures, see ADJUSTMENTS - 4.3L article in the ENGINE PERFORMANCE section.

Application(1) Man. Trans.(2) Auto. Trans.
4.3L (VIN W & Z)0 @ Idle0 @ Idle
(1) With transmission in Neutral. (2) With transmission in Neutral or Park.
(1)With transmission in Neutral.
(2)With transmission in Neutral or Park.

IGNITION TIMING