Ignition Timing
See Tune-Up Chart for specifications . Set timing with engine at idle speed and at normal operating temperature. On models with dual point distributors, disconnect retard points primary lead. Set timing in normal manner. Reconnect retard contact points, check that idle speed has not changed and check timing of retard points. If timing is not correct, stop engine, remove distributor cap and adjust timing by moving contact points.
NOTE:
Do not adjust retarded timing by rotating distributor. Start engine and recheck retarded timing.