Standard Ignition Distributor Vacuum Advance P/N:VC-366
Help your classic's distributor adjust ignition timing to match engine vacuum with the Standard Ignition Distributor Vacuum Advance VC-89. It is a direct-fit replacement for the listed applications, including the 1959-1964 Oldsmobile 98 and Dynamic 88, the 1962-1972 Cadillac DeVille and Eldorado, the 1966-1967 Pontiac Bonneville and Catalina, the 1968-1969 American Motors AMX and Javelin, and the 1970-1972 GMC C15/C1500 Pickup and Jimmy. See the Buyer's Guide tab for the full list of 61 applications and engine details.
A distributor vacuum advance control uses engine vacuum to adjust ignition timing as engine load changes. If a leaking or worn vacuum advance is the cause of hesitation at light throttle or reduced fuel economy, this unit replaces it.
Interchange: V268 · DV1495 · VC700 · 1115367 · 1116144 · 1116168 · 1116184 · 1116192 · 1116194 · 1116203 · 1116204 · 1116209 · 1116220 · 1116221 · 1116238 · 19110678 · 1973409
This part cross-references / interchanges with the following part numbers:
What does a distributor vacuum advance do?
It uses engine vacuum to adjust ignition timing as engine load changes, advancing the spark when vacuum is high, such as at light throttle.
What are signs the vacuum advance may need replacing?
Common signs include hesitation or sluggish response at light throttle, reduced fuel economy, or a vacuum leak at the unit. Diagnose the cause first, since other ignition or vacuum faults can cause similar symptoms.
Is the VC-89 tested for leaks?
Yes. Standard tests these units at 30HG maximum vacuum to check that they do not leak, and each unit is precision-calibrated for ignition advance.
Which vehicles does the VC-89 fit?
It is listed for 61 applications, including the 1959-1964 Oldsmobile 98, 1962-1972 Cadillac DeVille and 1970-1972 GMC C15/C1500 Pickup. See the Buyer's Guide tab for the full list and engine details.
What part numbers does the VC-89 interchange with?
It cross-references numbers including V268, DV1495, VC700, 1116144 and 1973409. The complete interchange list appears in the description above.
WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.