Standard Ignition Distributor Vacuum Advance VC-233
Standard Ignition Distributor Vacuum Advance VC-233

Standard Ignition Distributor Vacuum Advance P/N:VC-233

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$25.99
MPN: VC-233
Item Package Quantity: 1
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Standard Ignition Distributor Vacuum Advance P/N:VC-233
Standard Ignition Distributor Vacuum Advance P/N:VC-233
$25.99

Help your distributor advance ignition timing as engine vacuum changes with the Standard Ignition distributor vacuum advance, part number VC-233. It's a direct-fit replacement for the listed applications, including the 1975-1983 Chevrolet C10, 1977-1985 Chevrolet Caprice, 1978-1981 Buick Century, 1978-1980 Chevrolet Corvette and 1979-1983 GMC C1500. See the Buyer's Guide tab for the full vehicle list and engine details.

This distributor vacuum advance control uses engine vacuum to advance ignition timing during light-load driving. Standard Ignition's features for the VC-233:

  • Precision calibration: Calibrated for correct ignition advance.
  • Leak tested: Units are tested at 30HG maximum vacuum to verify they do not leak.
  • Quality control: Standard is a global manufacturer of original equipment ignition products. It controls quality through the whole manufacturing process, from componentry to the finished product.
  • Heritage: Standard has served the automotive aftermarket since 1919 and offers broad coverage for ignition needs.

Signs this part may need replacing include flat or hesitant response on light acceleration, reduced fuel economy, or a unit that will not hold vacuum when tested. If a leaking or sticking vacuum advance is the cause, the VC-233 replaces it. Diagnose the ignition and vacuum systems first, because other faults can produce similar symptoms.

Interchange: 2-5312
25312 · V415 · DV1859 · VC1859 · 19138056 · 1973602 · 1973624 · 1973716

This part cross-references / interchanges with the following part numbers:

V415, DV1859, VC1859, 19138056, 1973602, 1973624, 1973716, 2-5312

Frequently Asked Questions

What does a distributor vacuum advance do?

It uses engine vacuum to advance ignition timing at the distributor during light-load driving such as cruising. The VC-233 is precision calibrated for correct ignition advance.

How is the VC-233 checked for leaks?

Standard Ignition tests these units at 30HG maximum vacuum to verify that they do not leak.

What are signs a vacuum advance may need replacing?

Signs include sluggish part-throttle response, reduced fuel economy, or a unit that won't hold vacuum when tested. Diagnose first, because other ignition or vacuum faults can cause similar symptoms.

Will the VC-233 fit my 1979 Chevrolet Camaro?

Yes. 1979 is a listed Camaro year, along with 1977 and 1981-1983. Engine-level details for each application are in the Buyer's Guide tab.

What part numbers does the VC-233 interchange with?

It interchanges with 2-5312, V415, DV1859, VC1859, 19138056, 1973602, 1973624 and 1973716.

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