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Home >> Chevrolet >> 1987 >> G 20 Van V8-305 5.0L >> Repair and Diagnosis >> Specifications >> Electrical Specifications >> Ignition Timing >> Carbureted >> Automatic
July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!

Automatic

Timing specification 0° at 500 rpm

NOTE: Timed at number 1 cylinder with 4 wire Electronic Spark Timing connector, at distributor, disconnected.

CAUTION: Always check the underhood emissions label (if available). Specifications and procedures on the underhood emissions label supercede all others.

TIMING ADJUSTMENT PROCEDURE: Ignition Timing