Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la
If it fails: lemon-manuals.org.ua

Or, hide this message: temporarily or permanently

Duraspark III, With EEC III Control System


NOTE: Initial timing is not adjustable. Refer to following Rotor Alignment for additional adjustments.


ROTOR ALIGNMENT
- Remove distributor cap. Position ignition wires and cap to the side, then remove the rotor.
- Check rotor alignment by:
- Rotating engine until No. 1 piston is on compression stroke.
- Slowly rotate engine until rotor alignment tool can be inserted in alignment slots in sleeve assembly and adapter.
- Read timing mark on damper. If timing mark is 0 degrees +/- 4 degrees, rotor alignment is acceptable.

Late 1980-82 Rotor Alignment:




- Adjust rotor alignment by:
- Rotating engine until No. 1 piston is on compression stroke.
- Slowly rotate engine until timing pointer aligns with 0 degree timing mark.
- Loosen two sleeve assembly adjustment screws and insert alignment tool into slots in sleeve assembly and adapter.
- Tighten two sleeve assembly screws to 25-35 lb-in. (3.4 Nm)
- Replace rotor on sleeve assembly. Install distributor cap and ignition wires.