FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
:
Car repair manuals for everyone.
Home
>>
Chevrolet
>>
1988
>>
Nova/Chevy II L4-1600cc 4ALC Nummi
>>
Repair and Diagnosis
>>
Maintenance
>>
Tune-up and Engine Performance Checks
>>
Ignition Timing
>>
Specifications
Ignition Timing: Specifications
Timing values:
-
With vacuum advance disconnected and plugged; 5° BTDC @ 950 RPM max.
-
With vacuum advance connected (normal); 13° BTDC