Ignition Timing
CAUTION:
Some tachometers may not be compatible with ignition system. Consult tachometer manufacturer before connecting tachometer to system. DO NOT allow tachometer terminal to become grounded or damage to ignitor and/or coil may exist.
- Ensure engine is at normal operating temperature. Connect timing light to engine. Connect tachometer to "IG-" terminal of engine check connector.
- Install jumper wire between terminals "TE1" and "E1"of engine check connector. See Fig 1. Ensure idle speed is within specification. See IDLE SPEED SPECIFICATIONS TABLE in this article. Note that base timing is within specification. See IGNITION TIMING TABLE. Adjust timing by turning distributor.
- Remove jumper wire from engine check connector and check that advance timing is within specification. See IGNITION TIMING TABLE.
IGNITION TIMING
| Application | Specification |
|---|---|
| Base Timing | 10 @ 650-750 |
| Advance Timing | 13-27 @ 650-750 |