Standard Ignition Distributor Vacuum Advance P/N:VC-221
Standard Motor Products
Put engine vacuum back to work on your spark timing with the Standard Ignition distributor vacuum advance, part number VC-236. This vacuum advance control is a direct-fit replacement for the listed applications. It fits many vehicles, including the 1975-1976 Chevrolet Camaro. See the "Vehicles it fits" section for the full list and engine details.
A distributor vacuum advance uses engine vacuum to advance ignition timing as operating conditions change. If the original unit leaks or sticks, it may need replacing. Signs include hesitation on light acceleration, sluggish part-throttle response, reduced fuel economy, or a vacuum leak that affects idle. These symptoms can have other causes, so diagnose the problem before replacing the unit.
Interchange: V444 · DV1853 · VC1853 · 19138053 · 1973482 · 1973652
Product information is for general reference and may contain errors. See our Disclaimer.
This part cross-references / interchanges with the following part numbers:
What does a distributor vacuum advance do?
It uses engine vacuum to advance ignition timing as operating conditions change. The Standard Ignition VC-236 is precision-calibrated for correct ignition advance on the listed applications.
How is the VC-236 checked for leaks?
Standard Ignition tests these units at 30HG maximum vacuum to check that they do not leak.
What are signs a vacuum advance may need replacing?
Possible signs include hesitation on light acceleration, sluggish part-throttle response, reduced fuel economy, or a vacuum leak that affects idle. These can have other causes, so diagnose before replacing.
Which vehicles does the VC-236 fit?
It fits many vehicles, including the 1975-1976 Chevrolet Camaro. See the "Vehicles it fits" section for the full list.
What part numbers does the VC-236 replace?
It cross-references V444, DV1853, VC1853, 19138053, 1973482 and 1973652.
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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.