LEMON Manuals: Even more car manuals for everyone
Home >> GMC >> 1987 >> Forward Control 7.4 W, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Vacuum Advance Spark Control System >> Description >> Spark Vacuum Delay

Spark Vacuum Delay

Spark vacuum delay is used on 5.7L V8 engines with Heavy Duty emissions. Spark vacuum delay is installed between TVS check valve and distributor.

scientia non olet · About LEMON Manuals