Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Need expert help? Reach out to us via live chat MON-SAT, 9AM to 5PM ET, for support. Our specialists are ready to assist you!

Please, add your first item to the wishlist

Select vehicle to confirm fitment

Distributor Vacuum Advance

PART#: VC-256
Standard Ignition
Interchanges
BrandPart #
ACDelcoD1383C
Airtex4V1058
BWDV413
CARQUEST Premium By WELLS57-7566 / 577566
DuralastDV1857
EchlinVC1857
General Motors1973619
KEMVC431
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1980ChevroletK5 BlazerCheyenne4.1L6GASOE No. 1110715
1980ChevroletK5 BlazerCustom Deluxe4.1L6GASOE No. 1110715
1980ChevroletK5 BlazerSilverado4.1L6GASOE No. 1110715
1980ChevroletC10Scottsdale4.1L6GASOE No. 1110715
1980ChevroletC10Custom Deluxe4.1L6GASOE No. 1110715
1980ChevroletC10Cheyenne4.1L6GASOE No. 1110715
1980ChevroletC10Big Ten4.1L6GASOE No. 1110715
1980ChevroletC10Silverado4.1L6GASOE No. 1110715
1980ChevroletC10 SuburbanCustom Deluxe4.1L6GASOE No. 1110715
1980ChevroletC10 SuburbanSilverado4.1L6GASOE No. 1110715
1980ChevroletC10 SuburbanScottsdale4.1L6GASOE No. 1110715
1980ChevroletC20Scottsdale4.1L6GASOE No. 1110715
1980ChevroletC20Cheyenne4.1L6GASOE No. 1110715
1980ChevroletC20Custom Deluxe4.1L6GASOE No. 1110715
1980ChevroletC20Silverado4.1L6GASOE No. 1110715
1980ChevroletC30Scottsdale4.1L6GASOE No. 1110715
1980ChevroletC30Cheyenne4.1L6GASOE No. 1110715
1980ChevroletC30Custom Deluxe4.1L6GASOE No. 1110715
1980ChevroletC30Silverado4.1L6GASOE No. 1110715
1980ChevroletG10Sportvan4.1L6GASOE No. 1110715
1980ChevroletG10Chevy Van4.1L6GASOE No. 1110715
1980ChevroletG10Beauville4.1L6GASOE No. 1110715
1980ChevroletG20Chevy Van4.1L6GASOE No. 1110715
1980ChevroletG20Beauville4.1L6GASOE No. 1110715
1980ChevroletG20Sportvan4.1L6GASOE No. 1110715
1980ChevroletG20Nomad4.1L6GASOE No. 1110715
1980ChevroletK10Silverado4.1L6GASOE No. 1110715
1980ChevroletK10Scottsdale4.1L6GASOE No. 1110715
1980ChevroletK10Cheyenne4.1L6GASOE No. 1110715
1980ChevroletK10Custom Deluxe4.1L6GASOE No. 1110715
1980ChevroletK10 SuburbanCustom Deluxe4.1L6GASOE No. 1110715
1980ChevroletK10 SuburbanScottsdale4.1L6GASOE No. 1110715
1980ChevroletK10 SuburbanSilverado4.1L6GASOE No. 1110715
1980ChevroletK20Custom Deluxe4.1L6GASOE No. 1110715
1980ChevroletK20Scottsdale4.1L6GASOE No. 1110715
1980ChevroletK20Cheyenne4.1L6GASOE No. 1110715
1980ChevroletK20Silverado4.1L6GASOE No. 1110715
1980GMCC1500Street Coupe4.1L6GASDist. No. 1110715
1980GMCC1500Base4.1L6GASDist. No. 1110715
1980GMCC1500High Sierra4.1L6GASDist. No. 1110715
1980GMCC1500Sierra Classic4.1L6GASDist. No. 1110715
1980GMCC1500Sierra Grande4.1L6GASDist. No. 1110715
1980GMCC1500Heavy Half4.1L6GASDist. No. 1110715
1980GMCC1500 SuburbanHigh Sierra4.1L6GASDist. No. 1110715
1980GMCC1500 SuburbanBase4.1L6GASDist. No. 1110715
1980GMCC1500 SuburbanSierra Classic4.1L6GASDist. No. 1110715
1980GMCC1500 SuburbanSierra Grande4.1L6GASDist. No. 1110715
1980GMCC2500Sierra Classic4.1L6GASDist. No. 1110715
1980GMCC2500High Sierra4.1L6GASDist. No. 1110715
1980GMCC2500Base4.1L6GASDist. No. 1110715
1980GMCC2500Sierra Grande4.1L6GASDist. No. 1110715
1980GMCC3500Base4.1L6GASDist. No. 1110715
1980GMCC3500High Sierra4.1L6GASDist. No. 1110715
1980GMCC3500Sierra Classic4.1L6GASDist. No. 1110715
1980GMCC3500Sierra Grande4.1L6GASDist. No. 1110715
1980GMCG1500Rally4.1L6GASDist. No. 1110715
1980GMCG1500Rally STX4.1L6GASDist. No. 1110715
1980GMCG1500Vandura4.1L6GASDist. No. 1110715
1980GMCG2500Rally STX4.1L6GASDist. No. 1110715
1980GMCG2500Rally4.1L6GASDist. No. 1110715
1980GMCG2500Vandura4.1L6GASDist. No. 1110715
1980GMCJimmyHigh Sierra4.1L6GASDist. No. 1110715
1980GMCJimmyBase4.1L6GASDist. No. 1110715
1980GMCJimmySierra Classic4.1L6GASDist. No. 1110715
1980GMCJimmySierra Grande4.1L6GASDist. No. 1110715
1980GMCJimmyStreet Coupe4.1L6GASDist. No. 1110715
1980GMCK1500Base4.1L6GASDist. No. 1110715
1980GMCK1500Sierra Classic4.1L6GASDist. No. 1110715
1980GMCK1500High Sierra4.1L6GASDist. No. 1110715
1980GMCK1500Sierra Grande4.1L6GASDist. No. 1110715
1980GMCK2500High Sierra4.1L6GASDist. No. 1110715
1980GMCK2500Sierra Classic4.1L6GASDist. No. 1110715
1980GMCK2500Sierra Grande4.1L6GASDist. No. 1110715
1980GMCK2500Base4.1L6GASDist. No. 1110715
1979ChevroletK5 BlazerCheyenne4.1L6GASOE No. 1110715
1979ChevroletK5 BlazerCustom Deluxe4.1L6GASOE No. 1110715
1979ChevroletC10Cheyenne4.1L6GASOE No. 1110715
1979ChevroletC10Custom Deluxe4.1L6GASOE No. 1110715
1979ChevroletC10Scottsdale4.1L6GASOE No. 1110715
1979ChevroletC10Silverado4.1L6GASOE No. 1110715
1979ChevroletC10Big Ten4.1L6GASOE No. 1110715
1979ChevroletC20Cheyenne4.1L6GASOE No. 1110715
1979ChevroletC20Custom Deluxe4.1L6GASOE No. 1110715
1979ChevroletC20Silverado4.1L6GASOE No. 1110715
1979ChevroletC20Scottsdale4.1L6GASOE No. 1110715
1979ChevroletK10Cheyenne4.1L6GASOE No. 1110715
1979ChevroletK10Scottsdale4.1L6GASOE No. 1110715
1979ChevroletK10Custom Deluxe4.1L6GASOE No. 1110715
1979ChevroletK10Silverado4.1L6GASOE No. 1110715
1979ChevroletK20Cheyenne4.1L6GASOE No. 1110715
1979ChevroletK20Custom Deluxe4.1L6GASOE No. 1110715
1979ChevroletK20Scottsdale4.1L6GASOE No. 1110715
1979ChevroletK20Silverado4.1L6GASOE No. 1110715
1979ChevroletP30Base4.1L6GASOE No. 1110715
1979ChevroletP30Step-Van4.1L6GASOE No. 1110715
1979GMCC1500Street Coupe4.1L6GASDist. No. 1110715
1979GMCC1500Base4.1L6GASDist. No. 1110715
1979GMCC1500Sierra Grande4.1L6GASDist. No. 1110715
1979GMCC1500Sierra Classic4.1L6GASDist. No. 1110715
1979GMCC1500Heavy Half4.1L6GASDist. No. 1110715
1979GMCC1500High Sierra4.1L6GASDist. No. 1110715
1979GMCC2500High Sierra4.1L6GASDist. No. 1110715
1979GMCC2500Sierra Grande4.1L6GASDist. No. 1110715
1979GMCC2500Sierra Classic4.1L6GASDist. No. 1110715
1979GMCC2500Base4.1L6GASDist. No. 1110715
1979GMCC3500High Sierra4.1L6GASDist. No. 1110715
1979GMCC3500Sierra Classic4.1L6GASDist. No. 1110715
1979GMCC3500Sierra Grande4.1L6GASDist. No. 1110715
1979GMCC3500Base4.1L6GASDist. No. 1110715
1979GMCG1500Rally STX4.1L6GASDist. No. 1110715
1979GMCG1500Vandura4.1L6GASDist. No. 1110715
1979GMCG1500Rally4.1L6GASDist. No. 1110715
1979GMCG2500Rally4.1L6GASDist. No. 1110715
1979GMCG2500Vandura4.1L6GASDist. No. 1110715
1979GMCG2500Rally STX4.1L6GASDist. No. 1110715
1979GMCG3500Vandura4.1L6GASDist. No. 1110715
1979GMCG3500Vandura Special4.1L6GASDist. No. 1110715
1979GMCJimmySierra Grande4.1L6GASDist. No. 1110715
1979GMCJimmyBase4.1L6GASDist. No. 1110715
1979GMCJimmyStreet Coupe4.1L6GASDist. No. 1110715
1979GMCJimmySierra Classic4.1L6GASDist. No. 1110715
1979GMCJimmyHigh Sierra4.1L6GASDist. No. 1110715
1979GMCK1500Sierra Grande4.1L6GASDist. No. 1110715
1979GMCK1500High Sierra4.1L6GASDist. No. 1110715
1979GMCK1500Base4.1L6GASDist. No. 1110715
1979GMCK1500Sierra Classic4.1L6GASDist. No. 1110715
1978ChevroletK5 BlazerCustom Deluxe4.1L6GASOE No. 1110715
1978ChevroletK5 BlazerCheyenne4.1L6GASOE No. 1110715
1978ChevroletK5 BlazerSilverado4.1L6GASOE No. 1110715
1978ChevroletC10Custom Deluxe4.1L6GASOE No. 1110715
1978ChevroletC10Silverado4.1L6GASOE No. 1110715
1978ChevroletC10Big Ten4.1L6GASOE No. 1110715
1978ChevroletC10Cheyenne4.1L6GASOE No. 1110715
1978ChevroletC10Scottsdale4.1L6GASOE No. 1110715
1978ChevroletC10 SuburbanSilverado4.1L6GASOE No. 1110715
1978ChevroletC10 SuburbanScottsdale4.1L6GASOE No. 1110715
1978ChevroletC10 SuburbanCustom Deluxe4.1L6GASOE No. 1110715
1978ChevroletC20Scottsdale4.1L6GASOE No. 1110715
1978ChevroletC20Custom Deluxe4.1L6GASOE No. 1110715
1978ChevroletC20Cheyenne4.1L6GASOE No. 1110715
1978ChevroletC20Silverado4.1L6GASOE No. 1110715
1978ChevroletC30Custom Deluxe4.1L6GASOE No. 1110715
1978ChevroletC30Scottsdale4.1L6GASOE No. 1110715
1978ChevroletC30Cheyenne4.1L6GASOE No. 1110715
1978ChevroletC30Silverado4.1L6GASOE No. 1110715
1978ChevroletCamaroLT4.1L6GASDist. No. 1110715
1978ChevroletCamaroLT Rally Sport4.1L6GASDist. No. 1110715
1978ChevroletCamaroRally Sport4.1L6GASDist. No. 1110715
1978ChevroletCamaroBase4.1L6GASDist. No. 1110715
1978ChevroletCapriceClassic Landau4.1L6GASDist. No. 1110715
1978ChevroletCapriceClassic4.1L6GASDist. No. 1110715
1978ChevroletG10Beauville4.1L6GASOE No. 1110715
1978ChevroletG10Sportvan4.1L6GASOE No. 1110715
1978ChevroletG10Chevy Van4.1L6GASOE No. 1110715
1978ChevroletG30Beauville4.1L6GASOE No. 1110715
1978ChevroletG30Chevy Van4.1L6GASOE No. 1110715
1978ChevroletG30Hi-Cube4.1L6GASOE No. 1110715
1978ChevroletImpalaLandau4.1L6GASDist. No. 1110715
1978ChevroletImpalaBase4.1L6GASDist. No. 1110715
1978ChevroletK10Custom Deluxe4.1L6GASOE No. 1110715
1978ChevroletK10Scottsdale4.1L6GASOE No. 1110715
1978ChevroletK10Cheyenne4.1L6GASOE No. 1110715
1978ChevroletK10Silverado4.1L6GASOE No. 1110715
1978ChevroletK10 SuburbanCustom Deluxe4.1L6GASOE No. 1110715
1978ChevroletK10 SuburbanScottsdale4.1L6GASOE No. 1110715
1978ChevroletK20Scottsdale4.1L6GASOE No. 1110715
1978ChevroletK20Custom Deluxe4.1L6GASOE No. 1110715
1978ChevroletK20Cheyenne4.1L6GASOE No. 1110715
1978ChevroletK20Silverado4.1L6GASOE No. 1110715
1978ChevroletNovaBase4.1L6GASDist. No. 1110715
1978ChevroletNovaRally4.1L6GASDist. No. 1110715
1978ChevroletNovaCustom4.1L6GASDist. No. 1110715
1978ChevroletNovaPolice4.1L6GASDist. No. 1110715
1978GMCC15Street Coupe4.1L6GASOE No. 1110715
1978GMCC15Base4.1L6GASOE No. 1110715
1978GMCC15Sierra Grande4.1L6GASOE No. 1110715
1978GMCC15Sierra Classic4.1L6GASOE No. 1110715
1978GMCC15High Sierra4.1L6GASOE No. 1110715
1978GMCC15Heavy Half4.1L6GASOE No. 1110715
1978GMCC15 SuburbanSierra Classic4.1L6GASOE No. 1110715
1978GMCC15 SuburbanHigh Sierra4.1L6GASOE No. 1110715
1978GMCC15 SuburbanBase4.1L6GASOE No. 1110715
1978GMCC15 SuburbanSierra Grande4.1L6GASOE No. 1110715
1978GMCC25Base4.1L6GASOE No. 1110715
1978GMCC25High Sierra4.1L6GASOE No. 1110715
1978GMCC25Sierra Classic4.1L6GASOE No. 1110715
1978GMCC25Sierra Grande4.1L6GASOE No. 1110715
1978GMCC35High Sierra4.1L6GASOE No. 1110715
1978GMCC35Sierra Grande4.1L6GASOE No. 1110715
1978GMCC35Sierra Classic4.1L6GASOE No. 1110715
1978GMCC35Base4.1L6GASOE No. 1110715
1978GMCG15Rally STX4.1L6GASOE No. 1110715
1978GMCG15Rally4.1L6GASOE No. 1110715
1978GMCG15Vandura4.1L6GASOE No. 1110715
1978GMCG35Vandura Special4.1L6GASOE No. 1110715
1978GMCG35Vandura4.1L6GASOE No. 1110715
1978GMCJimmyStreet Coupe4.1L6GASOE No. 1110715
1978GMCJimmySierra Classic4.1L6GASOE No. 1110715
1978GMCJimmyHigh Sierra4.1L6GASOE No. 1110715
1978GMCJimmySierra Grande4.1L6GASOE No. 1110715
1978GMCJimmyBase4.1L6GASOE No. 1110715
1978GMCK15Sierra Classic4.1L6GASOE No. 1110715
1978GMCK15Sierra Grande4.1L6GASOE No. 1110715
1978GMCK15Base4.1L6GASOE No. 1110715
1978GMCK15High Sierra4.1L6GASOE No. 1110715
1978GMCK15 SuburbanHigh Sierra4.1L6GASOE No. 1110715
1978GMCK15 SuburbanSierra Classic4.1L6GASOE No. 1110715
1978GMCK15 SuburbanBase4.1L6GASOE No. 1110715
1978GMCK15 SuburbanSierra Grande4.1L6GASOE No. 1110715
1978GMCK25High Sierra4.1L6GASOE No. 1110715
1978GMCK25Sierra Grande4.1L6GASOE No. 1110715
1978GMCK25Sierra Classic4.1L6GASOE No. 1110715
1978GMCK25Base4.1L6GASOE No. 1110715
Specifications
Hose Connector Quantity1
Warranty
We offer a 2-year warranty on all parts that we sell. If the part fails within 2 years of purchase, please contact us for instructions to replace it. The warranty does not cover normal wear and tear or improper installation. On many parts, we also offer Extend product protection, which is a way to add up to 3 additional years for 5 total years of worry free coverage. Select your preferred term length and you're covered!
Delivery & Returns

Delivery Info

Newparts.com is your go to store for all parts and accessories at the best price and delivered quickly. Every order we ship receives a tracking number so that you can watch it all the way until it reaches your door. We only ship using the major shipping carriers like FedEx, UPS and USPS to ensure quick and safe delivery of your new car parts order.

Returns Info

Newparts.com offers a thirty (30) day return for refund for all items purchased through Newparts.com. To qualify for return and refund, all items must be new and in their original manufacturers box. To initiate a return, please contact our customer service. This information is only a summary. Complete shipping and return policy information can be found in our web site policies.

Free shipping Icon

FREE SHIPPING

Available on all kits, sets & Bison performance products