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Spark Plug

PART#: R46SZ
ACDelco
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Spark Plug
Spark Plug
Spark Plug
Spark Plug

$1.88

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In stock

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Interchanges
BrandPart #
Genuine GM Parts05613882
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1985OldsmobileCutlass Salon4425.0V8GASGAP .060; Original Equipment | Engine VIN: 9;
1985OldsmobileCutlass SalonBase5.0V8GASGAP .060; Original Equipment | Engine VIN: 9;
1984BuickElectraEstate Wagon5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984BuickElectraPark Avenue5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: Y;
1984BuickElectraLimited5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: Y;
1984BuickLeSabreCustom5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984BuickLeSabreLimited5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984BuickRivieraBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984BuickRivieraLuxury5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984Oldsmobile98Regency5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: Y;
1984Oldsmobile98Regency Brougham5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: Y;
1984OldsmobileCutlass CalaisBase5.0V8GASGap .080
1984OldsmobileCutlass CalaisHurst5.0V8GASGap .080
1984OldsmobileCutlass SupremeBase5.0V8GASGap .080
1984OldsmobileCutlass SupremeBrougham5.0V8GASGap .080
1984OldsmobileDelta 88Royale5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984OldsmobileDelta 88Royale Brougham5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984OldsmobileDelta 88Royale Brougham LS5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984OldsmobileCustom CruiserBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1984OldsmobileToronadoBrougham5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983BuickElectraPark Avenue5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: Y;
1983BuickElectraEstate Wagon5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983BuickElectraLimited5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: Y;
1983BuickLeSabreLimited5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983BuickLeSabreCustom5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983BuickEstate WagonBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983BuickRivieraBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983BuickRivieraLuxury5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983BuickRivieraXX Anniversary Edition5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983Oldsmobile98Regency Brougham5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: Y;
1983Oldsmobile98Regency5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: Y;
1983OldsmobileCutlass CalaisBase5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: 9;
1983OldsmobileCutlass CalaisHurst5.0V8GASCLOSED LOOP EMISSION CONTROL(NB1); GAP .080; Original Equipment | Engine VIN: 9;
1983OldsmobileCutlass CruiserBase5.0V8GASGap .080
1983OldsmobileCutlass SupremeBrougham5.0V8GASGap .080
1983OldsmobileCutlass SupremeBase5.0V8GASGap .080
1983OldsmobileDelta 88Royale Brougham5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983OldsmobileDelta 88Royale5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983OldsmobileDelta 88Base5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983OldsmobileCustom CruiserBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1983OldsmobileToronadoBrougham5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickElectraPark Avenue5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickElectraLimited5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickElectraEstate Wagon5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickLeSabreLimited Edition F/E5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickLeSabreCustom5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickLeSabreLimited5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickEstate WagonBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickRivieraLimited Edition5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982BuickRivieraBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982Oldsmobile98Regency Brougham5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982Oldsmobile98Regency5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982OldsmobileCutlass CalaisBase4.3V8GASGAP .080; Original Equipment | Engine VIN: 8;
1982OldsmobileCutlass CruiserBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982OldsmobileCutlass SupremeBrougham4.3V8GASGAP .080; Original Equipment | Engine VIN: 8;
1982OldsmobileCutlass SupremeBase4.3V8GASGAP .080; Original Equipment | Engine VIN: 8;
1982OldsmobileDelta 88Royale Brougham4.3V8GASGAP .035; Original Equipment | Engine VIN: 8;
1982OldsmobileDelta 88Royale5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982OldsmobileDelta 88Base4.3V8GASGAP .035; Original Equipment | Engine VIN: 8;
1982OldsmobileDelta 88Base5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982OldsmobileDelta 88Royale4.3V8GASGAP .035; Original Equipment | Engine VIN: 8;
1982OldsmobileDelta 88Royale Brougham5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982OldsmobileCustom CruiserBase5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1982OldsmobileToronadoBrougham5.0V8GASGAP .080; Original Equipment | Engine VIN: Y;
1981BuickElectraPark Avenue5.0V8GASGap .080
1981BuickElectraEstate Wagon5.0V8GASGap .080
1981BuickElectraLimited5.0V8GASGap .080
1981BuickLeSabreLimited5.0V8GASGap .080
1981BuickLeSabreBase5.0V8GASGap .080
1981BuickLeSabreSport5.0V8GASGap .080
1981BuickEstate WagonBase5.0V8GASGap .080
1981BuickRivieraBase5.0V8GASGap .080
1981BuickRivieraT-Type5.0V8GASGap .080
1981Oldsmobile98Regency5.0V8GASGap .080
1981Oldsmobile98Luxury5.0V8GASGap .080
1981OldsmobileCutlassBrougham4.3V8GASGap .080
1981OldsmobileCutlassLS4.3V8GASGap .080
1981OldsmobileCutlass CalaisBase4.3V8GASGap .080
1981OldsmobileCutlass CruiserBrougham5.0V8GASGap .080
1981OldsmobileCutlass CruiserBase4.3V8GASGap .080
1981OldsmobileCutlass CruiserBrougham4.3V8GASGap .080
1981OldsmobileCutlass CruiserBase5.0V8GASGap .080
1981OldsmobileCutlass SupremeLS4.3V8GASGap .080
1981OldsmobileCutlass SupremeBase4.3V8GASGap .080
1981OldsmobileCutlass SupremeBrougham4.3V8GASGap .080
1981OldsmobileDelta 88Royale4.3V8GASGap .080
1981OldsmobileDelta 88Royale5.0V8GASGap .080
1981OldsmobileDelta 88Royale Brougham5.0V8GASGap .080
1981OldsmobileDelta 88Base4.3V8GASGap .080
1981OldsmobileDelta 88Base5.0V8GASGap .080
1981OldsmobileDelta 88Royale Brougham4.3V8GASGap .080
1981OldsmobileDelta 88Holiday5.0V8GASGap .080
1981OldsmobileDelta 88Holiday4.3V8GASGap .080
1981OldsmobileCustom CruiserBase5.0V8GASGap .080
1981OldsmobileToronadoBrougham5.0V8GASGap .080
1981OldsmobileToronadoXSC5.0V8GASGap .080
1981PontiacBonnevilleBrougham5.0V8GASGap .080
1981PontiacBonnevilleSafari5.0V8GASGap .080
1981PontiacBonnevilleBase5.0V8GASGap .080
1981PontiacCatalinaSafari5.0V8GASGap .080
1981PontiacCatalinaBase5.0V8GASGap .080
1980BuickElectraPark Avenue5.7V8GASGap .080
1980BuickElectraEstate Wagon5.7V8GASGap .080
1980BuickElectraLimited5.7V8GASGap .080
1980BuickLeSabreLimited5.7V8GASGap .080
1980BuickLeSabreBase5.7V8GASGap .080
1980BuickEstate WagonBase5.7V8GASGap .080
1980BuickRivieraBase5.7V8GASGap .080
1980BuickRivieraS5.7V8GASGap .080
1980CadillacEldoradoCabriolet5.7V8GASGap .060
1980CadillacEldoradoBase5.7V8GASGap .060
1980CadillacEldoradoBiarritz5.7V8GASGap .060
1980CadillacSevilleBase5.7V8GASGap .060
1980CadillacSevilleElegante5.7V8GASGap .060
1980Oldsmobile98Luxury5.7V8GASGap .080
1980Oldsmobile98Regency5.7V8GASGap .080
1980Oldsmobile98Luxury5.0V8GASGap .080
1980Oldsmobile98Regency5.0V8GASGap .080
1980OldsmobileCutlassBase5.7V8GASGap .080
1980OldsmobileCutlassBrougham4.3V8GASGap .080
1980OldsmobileCutlassLS4.3V8GASGap .080
1980OldsmobileCutlassBrougham5.7V8GASGap .080
1980OldsmobileCutlassBase4.3V8GASGap .080
1980OldsmobileCutlassLS5.7V8GASGap .080
1980OldsmobileCutlass SalonBase4.3V8GASGap .080
1980OldsmobileCutlass SalonBrougham4.3V8GASGap .080
1980OldsmobileCutlass CalaisBase5.7V8GASGap .080
1980OldsmobileCutlass CalaisBase4.3V8GASGap .080
1980OldsmobileCutlass CruiserBase4.3V8GASGap .080
1980OldsmobileCutlass CruiserBrougham5.7V8GASGap .080
1980OldsmobileCutlass CruiserBrougham4.3V8GASGap .080
1980OldsmobileCutlass SupremeBrougham4.3V8GASGap .080
1980OldsmobileCutlass SupremeBrougham5.7V8GASGap .080
1980OldsmobileCutlass SupremeBase4.3V8GASGap .080
1980OldsmobileCutlass SupremeBase5.7V8GASGap .080
1980OldsmobileDelta 88Base4.3V8GASGap .080
1980OldsmobileDelta 88Base5.0V8GASGap .080
1980OldsmobileDelta 88Holiday4.3V8GASGap .080
1980OldsmobileDelta 88Royale5.0V8GASGap .080
1980OldsmobileDelta 88Holiday5.7V8GASGap .080
1980OldsmobileDelta 88Royale Brougham5.0V8GASGap .080
1980OldsmobileDelta 88Base5.7V8GASGap .080
1980OldsmobileDelta 88Holiday5.0V8GASGap .080
1980OldsmobileDelta 88Royale5.7V8GASGap .080
1980OldsmobileDelta 88Royale4.3V8GASGap .080
1980OldsmobileDelta 88Royale Brougham4.3V8GASGap .080
1980OldsmobileDelta 88Royale Brougham5.7V8GASGap .080
1980OldsmobileToronadoXSC5.0V8GASGap .080
1980OldsmobileToronadoBrougham5.0V8GASGap .080
1980OldsmobileToronadoBrougham5.7V8GASGap .080
1980OldsmobileToronadoXSC5.7V8GASGap .080
1980OldsmobileCustom CruiserBase5.7V8GASGap .080
1980OldsmobileCustom CruiserBase5.0V8GASGap .080
1980PontiacBonnevilleBase5.7V8GASGap .080
1980PontiacBonnevilleSafari5.7V8GASGap .080
1980PontiacBonnevilleBrougham5.7V8GASGap .080
1980PontiacCatalinaSafari5.7V8GASGap .080
1980PontiacCatalinaBase5.7V8GASGap .080
1979BuickElectraLimited5.7V8GASGap .060
1979BuickElectra2255.7V8GASGap .060
1979BuickElectraLimited6.6V8GASGap .060
1979BuickElectra2256.6V8GASGap .060
1979BuickElectraPark Avenue5.7V8GASGap .060
1979BuickElectraPark Avenue6.6V8GASGap .060
1979BuickEstate WagonBase5.7V8GASGap .060
1979BuickEstate WagonBase6.6V8GASGap .060
1979BuickLeSabreLimited5.7V8GASGap .060
1979BuickLeSabreBase5.7V8GASGap .060
1979BuickRivieraBase5.7V8GASGap .060
1979BuickRivieraS5.7V8GASGap .060
1979CadillacEldoradoCabriolet5.7V8GASGap .060
1979CadillacEldoradoBase5.7V8GASGap .060
1979CadillacEldoradoBiarritz5.7V8GASGap .060
1979CadillacSevilleElegante5.7V8GASGap .060
1979CadillacSevilleBase5.7V8GASGap .060
1979Oldsmobile98Regency5.7V8GASGap .060
1979Oldsmobile98Regency6.6V8GASGap .060
1979Oldsmobile98Luxury5.7V8GASGap .060
1979Oldsmobile98Luxury6.6V8GASGap .060
1979OldsmobileCustom CruiserBase5.7V8GASGap .060
1979OldsmobileCustom CruiserBase6.6V8GASGap .060
1979OldsmobileCutlass SalonBase5.7V8GASGap .060
1979OldsmobileCutlass SalonHurst5.7V8GASGap .060
1979OldsmobileCutlass Salon4425.7V8GASGap .060
1979OldsmobileCutlass SalonBase4.3V8GASGap .060
1979OldsmobileCutlass SalonBrougham4.3V8GASGap .060
1979OldsmobileCutlass CalaisBase5.7V8GASGap .060
1979OldsmobileCutlass CalaisBase4.3V8GASGap .060
1979OldsmobileCutlassVista Cruiser Brougham5.7V8GASGap .060
1979OldsmobileCutlassVista Cruiser5.7V8GASGap .060
1979OldsmobileCutlassVista Cruiser Brougham4.3V8GASGap .060
1979OldsmobileCutlassVista Cruiser4.3V8GASGap .060
1979OldsmobileCutlass SupremeBrougham5.7V8GASGap .060
1979OldsmobileCutlass SupremeBrougham4.3V8GASGap .060
1979OldsmobileCutlass SupremeBase5.7V8GASGap .060
1979OldsmobileCutlass SupremeBase4.3V8GASGap .060
1979OldsmobileDelta 88Base4.3V8GASGap .060
1979OldsmobileDelta 88Base5.7V8GASGap .060
1979OldsmobileDelta 88Base6.6V8GASGap .060
1979OldsmobileDelta 88Royale4.3V8GASGap .060
1979OldsmobileDelta 88Royale5.7V8GASGap .060
1979OldsmobileDelta 88Royale6.6V8GASGap .060
1979OldsmobileToronadoBrougham5.7V8GASGap .060
1979OldsmobileToronadoXSR5.7V8GASGap .060
1979PontiacBonnevilleBrougham5.7V8GASGap .060
1979PontiacBonnevilleBrougham6.6V8GASGap .060
1979PontiacBonnevilleSafari5.7V8GASGap .060
1979PontiacBonnevilleBase6.6V8GASGap .060
1979PontiacBonnevilleBase5.7V8GASGap .060
1979PontiacBonnevilleSafari6.6V8GASGap .060
1979PontiacCatalinaBase5.7V8GASGap .060
1979PontiacCatalinaSafari5.7V8GASGap .060
1979PontiacCatalinaSafari6.6V8GASGap .060
1979PontiacFirebirdFormula6.6V8GASGap .060
1979PontiacFirebirdTrans Am6.6V8GASGap .060
1978BuickElectra2255.7V8GASGap .060
1978BuickElectraLimited6.6V8GASGap .060
1978BuickElectra2256.6V8GASGap .060
1978BuickElectraLimited5.7V8GASGap .060
1978BuickElectraPark Avenue5.7V8GASGap .060
1978BuickElectraPark Avenue6.6V8GASGap .060
1978BuickEstate WagonBase5.7V8GASGap .060
1978BuickEstate WagonBase6.6V8GASGap .060
1978BuickLeSabreCustom5.7V8GASGap .060
1978BuickLeSabreCustom6.6V8GASGap .060
1978BuickLeSabreBase5.7V8GASGap .060
1978BuickLeSabreBase6.6V8GASGap .060
1978BuickRivieraBase5.7V8GASGap .060
1978BuickRivieraBase6.6V8GASGap .060
1978BuickRivieraLXXV Anniversary Edition5.7V8GASGap .060
1978BuickRivieraLXXV Anniversary Edition6.6V8GASGap .060
1978CadillacSevilleBase5.7V8GASGap .060
1978CadillacSevilleElegante5.7V8GASGap .060
1978CadillacSevilleOpera5.7V8GASGap .060
1978Oldsmobile98Luxury6.6V8GASGap .060
1978Oldsmobile98Regency5.7V8GASGap .060
1978Oldsmobile98Regency6.6V8GASGap .060
1978Oldsmobile98Luxury5.7V8GASGap .060
1978OldsmobileCustom CruiserBase5.7V8GASGap .060
1978OldsmobileCustom CruiserBase6.6V8GASGap .060
1978OldsmobileCutlass SalonBase4.3V8GASGap .060
1978OldsmobileCutlass SalonBrougham4.3V8GASGap .060
1978OldsmobileCutlass CalaisBase4.3V8GASGap .060
1978OldsmobileCutlassVista Cruiser4.3V8GASGap .060
1978OldsmobileCutlass SupremeBrougham4.3V8GASGap .060
1978OldsmobileCutlass SupremeBase4.3V8GASGap .060
1978OldsmobileDelta 88Royale5.7V8GASGap .060
1978OldsmobileDelta 88Royale4.3V8GASGap .060
1978OldsmobileDelta 88Royale6.6V8GASGap .060
1978OldsmobileDelta 88Base5.7V8GASGap .060
Product info

The ACDelco spark plug is designed to deliver reliable and consistent ignition that allows your engine to reach its peak performance in all conditions of use. With ACDelco, you’re getting improved spark plug lifespan, better combustion, optimized fuel economy, as well as fewer emissions.

The R46SZ spark plug is specifically built to meet the needs of Buick, Cadillac, Oldsmobile, Pontiac vehicles, ensuring optimal fit and performance characteristics that perfectly match your engine’s requirements.

Using quality replacement spark plugs is a good way to keep your engine running smoothly. ACDelco offers that, and much more! Over the years, they’ve become one of the leading authorities in the world of ignition systems with a strong track record of innovation. As a result, many carmakers from all around the world have chosen this brand as OEM for their engines. Give your car the ACDelco makeover it needs, and enjoy years of care-free driving!

About ACDelco

When it comes to top-notch auto parts, one brand that stands tall is ACDelco. Popular for its commitment to quality and innovation, ACDelco has been a trusted name in the automotive industry. At Newparts.com, we're proud to offer a wide selection of ACDelco auto parts, including ACDelco spark plugs, ACDelco alternators, and ACDelco air filters, and other ACDelco parts, all at discounted prices.

ACDelco spark plugs are engineered to deliver exceptional performance and reliability, ensuring optimal engine operation and fuel efficiency. Whether you're cruising down the highway or navigating city streets, you can trust ACDelco spark plugs to keep your engine firing on all cylinders.

When it comes to power generation, ACDelco alternators are second to none. Designed to withstand the challenges of daily driving, ACDelco alternators deliver consistent power output to keep your vehicle's electrical systems running smoothly. With ACDelco alternators from Newparts.com, you can count on reliable performance mile after mile.

In addition to spark plugs and alternators, we also offer a range of ACDelco air filters to help keep your engine breathing clean, fresh air. ACDelco air filters are designed to trap dirt, dust, and other contaminants, preventing them from entering your engine and causing damage. With a high-quality ACDelco air filter from Newparts.com, you can enjoy improved engine performance and extended engine life.

At Newparts.com, we understand that getting the right parts quickly is essential. That's why we offer fast shipping on all ACDelco auto parts, so you can get back on the road with confidence. Plus, with our discounted prices, you can save big on the parts you need to keep your vehicle running smoothly. In case you want to purchase parts by phone, feel free to call us at 855-505-2886 and our customer service team will help you out. 

Whether you're in need of spark plugs, alternators, air filters, or any other ACDelco auto parts, Newparts.com has you covered. Shop our selection today and experience the quality and reliability of ACDelco for yourself.

Specifications
2-20k ohms
Center Electrode Core MaterialCopper
Center Electrode Tip MaterialNickel Alloy
Ground ConfigurationSingle
Ground Electrode Core MaterialNickel Alloy
Ground Electrode Quantity1
Ground Electrode Tip DesignSingle Prong Electrode
Hex Size13/16
Insulator Height2.479
Manufacturer Heat Range6
Pre-Gap Size0.06
Reach0.372
Resistance2-20k ohms
Resistor TypeYes
Seat TypeGasket
Thread Diameter0.551
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.

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