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Spark Plug

PART#: R45
ACDelco
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Spark Plug
Spark Plug
Spark Plug
Spark Plug

$1.85

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In stock

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Interchanges
BrandPart #
Genuine GM Parts19354428
Fitments
YearMakeModelSubmodelEngineFuel TypePositionNote
1973JeepCJ5Base2.2L4GASGap .035
1973JeepCommandoBase2.2L4GASGap .035
1972JeepCJ5Base2.2L4GASGap .035
1972JeepCommandoBase2.2L4GASGap .035
1971JeepCJ5Base2.2L4GASGap .035
1971JeepCJ6Base2.2L4GASGap .035
1971JeepDJ5Base2.2L4GASGap .035
1971JeepJeepsterBase2.2L4GASGap .035
1971JeepJeepsterCommando2.2L4GASGap .035
1971JeepCommandoBase2.2L4GASGap .035
1970JeepCJ5Base2.2L4GASGap .035
1970JeepCJ6Base2.2L4GASGap .035
1970JeepDJ5Base2.2L4GASGap .035
1970JeepJeepsterBase2.2L4GASGap .035
1970JeepJeepsterCommando2.2L4GASGap .035
1970JeepCommandoBase2.2L4GASGap .035
1969JeepCJ5Base2.2L4GASGap .035
1969JeepCJ6Base2.2L4GASGap .035
1969JeepDJ5Base2.2L4GASGap .035
1969JeepJeepsterBase2.2L4GASGap .035
1969JeepJeepsterCommando2.2L4GASGap .035
1969JeepCommandoBase2.2L4GASGap .035
1969JeepDispatcherBase2.2L4GASGap .035
1969JeepUniversal TruckBase2.2L4GASGap .035
1968DodgeM300Base4.1L6GASGap .035
1968DodgeW300 PickupBase4.1L6GASGap .035
1968DodgeWm300 PickupPower Wagon4.1L6GASGap .035
1968JeepCJ5Base2.2L4GASGap .035
1968JeepCJ6Base2.2L4GASGap .035
1968JeepDJ5Base2.2L4GASGap .035
1968JeepDJ6Base2.2L4GASGap .035
1968JeepJeepsterBase2.2L4GASGap .035
1968JeepJeepsterCommando2.2L4GASGap .035
1968JeepCJ5ABase2.2L4GASGap .035
1968JeepCJ6ABase2.2L4GASGap .035
1968JeepCommandoBase2.2L4GASGap .035
1968JeepDispatcherBase2.2L4GASGap .035
1968JeepUniversal TruckBase2.2L4GASGap .035
1967DodgeW300 SeriesBase4.1L6GASGap .035
1967DodgeWm300 PickupPower Wagon4.1L6GASGap .035
1967JeepCJ5Base2.2L4GASGap .035
1967JeepCJ6Base2.2L4GASGap .035
1967JeepCommandoBase2.2L4GASGap .035
1967JeepDispatcherBase2.2L4GASGap .035
1967JeepDJ5Base2.2L4GASGap .035
1967JeepDJ6Base2.2L4GASGap .035
1967JeepJeepsterCommando2.2L4GASGap .035
1967JeepJeepsterBase2.2L4GASGap .035
1967JeepUniversalBase2.2L4GASGap .035
1967JeepCJ5ABase2.2L4GASGap .035
1967JeepCJ6ABase2.2L4GASGap .035
1967JeepUniversal TruckBase2.2L4GASGap .035
1967ChevroletC10 PickupBase4.6V8GASGap .035
1967ChevroletC20 PickupBase4.6V8GASGap .035
1967ChevroletC30 PickupBase4.6V8GASGap .035
1967ChevroletEl CaminoBase4.6V8GASGap .035
1967ChevroletG20 VanBase4.6V8GASGap .035
1967ChevroletK10 PickupBase4.6V8GASGap .035
1967ChevroletK20 PickupBase4.6V8GASGap .035
1967ChevroletK20 PanelBase4.6V8GASGap .035
1967ChevroletC10 SuburbanBase4.6V8GASGap .035
1967ChevroletC20 SuburbanBase4.6V8GASGap .035
1967ChevroletK10 SuburbanBase4.6V8GASGap .035
1967ChevroletK20 SuburbanBase4.6V8GASGap .035
1967GMCC15/C1500 PickupBase4.6V8GASGap .035
1967GMCC25/C2500 PickupBase4.6V8GASGap .035
1967GMCC35/C3500 PickupBase4.6V8GASGap .035
1967GMCG15/G1500 VanBase4.6V8GASGap .035
1967GMCG25/G2500 VanBase4.6V8GASGap .035
1967GMCK15/K1500 PickupBase4.6V8GASGap .035
1967GMCK25/K2500 PickupBase4.6V8GASGap .035
1967GMCP15/P1500 VanBase4.6V8GASGap .035
1967GMCP25/P2500 VanBase4.6V8GASGap .035
1967GMCP35/P3500 VanBase4.6V8GASGap .035
1967GMCK15/K1500 SuburbanBase4.6V8GASGap .035
1966DodgeA100 TruckBase2.8L6GASGap .035
1966DodgeA100 TruckBase3.7L6GAS3/8" Reach; Gap .035
1966DodgeW300 SeriesBase4.1L6GASGap .035
1966DodgeWm300 Power WagonBase4.1L6GASGap .035
1966DodgeP300Base4.1L6GASGap .035
1966DodgeA100Base2.8L6GASGap .035
1966DodgeA100Base3.7L6GAS3/8" Reach; Gap .035
1966JeepCJ3Base2.2L4GASGap .030
1966JeepCJ5Base2.2L4GASGap .030
1966JeepCJ6Base2.2L4GASGap .030
1966JeepCommandoBase2.2L4GASGap .035
1966JeepDispatcherBase2.2L4GASGap .035
1966JeepDJ5Base2.2L4GASGap .030
1966JeepDJ6Base2.2L4GASGap .030
1966JeepFC150Base2.2L4GASGap .030
1966JeepFC170Base2.2L4GASGap .030
1966JeepJeepsterCommando2.2L4GASGap .035
1966JeepJeepsterBase2.2L4GASGap .035
1966JeepUniversalBase2.2L4GASGap .035
1966JeepCJ5ABase2.2L4GASGap .030
1966JeepCJ6ABase2.2L4GASGap .030
1966JeepDJ3Base2.2L4GASGap .030
1966JeepF-134Base2.2L4GASGap .035
1966JeepTruckBase2.2L4GASGap .030
1966JeepUniversal TruckBase2.2L4GASGap .035
1966ChevroletC10 PickupBase4.6V8GASGap .035
1966ChevroletC20 PickupBase4.6V8GASGap .035
1966ChevroletC30 PickupBase4.6V8GASGap .035
1966ChevroletEl CaminoBase4.6V8GASGap .035
1966ChevroletK10 PickupBase4.6V8GASGap .035
1966ChevroletK20 PickupBase4.6V8GASGap .035
1966ChevroletSuburbanBase4.6V8GASGap .035
1966GMC3000Base4.6V8GASGap .035
1966GMC3500Base4.6V8GASGap .035
1965DodgeA100 TruckBase2.8L6GASGap .035
1965DodgeA100 TruckBase3.7L6GAS3/8" Reach; Gap .035
1965DodgeW300 SeriesBase4.1L6GASGap .035
1965DodgeWm300 Power WagonBase4.1L6GASGap .035
1965DodgeA100Base3.7L6GAS3/8" Reach; Gap .035
1965DodgeA100Base2.8L6GASGap .035
1965JeepDispatcherBase2.2L4GASGap .030
1965JeepFC150Base2.2L4GASGap .030
1965JeepFC170Base2.2L4GASGap .030
1965JeepUniversalBase2.2L4GASGap .030
1965JeepF-134Base2.2L4GASGap .030
1965JeepCJ3Base2.2L4GASGap .030
1965JeepCJ5Base2.2L4GASGap .030
1965JeepCJ6Base2.2L4GASGap .030
1965JeepDJ3Base2.2L4GASGap .030
1965JeepDJ5Base2.2L4GASGap .030
1965JeepDJ6Base2.2L4GASGap .030
1965JeepTruckBase2.2L4GASGap .030
1965JeepUniversal TruckBase2.2L4GASGap .030
1965ChevroletC10 PickupBase4.6V8GASGap .035
1965ChevroletC20 PickupBase4.6V8GASGap .035
1965ChevroletC30 PickupBase4.6V8GASGap .035
1965ChevroletEl CaminoBase4.6V8GASGap .035
1965ChevroletK10 PickupBase4.6V8GASGap .035
1965ChevroletK20 PickupBase4.6V8GASGap .035
1965ChevroletSuburbanBase4.6V8GASGap .035
1965GMCSuburbanBase4.6V8GASGap .035
1965GMC3000Base4.6V8GASGap .035
1965GMC3500Base4.6V8GASGap .035
1964DodgeA100 TruckBase3.7L6GAS3/8" Reach; Gap .035
1964DodgeA100 TruckBase2.8L6GASGap .035
1964DodgeW300 SeriesBase4.1L6GASGap .035
1964DodgeWm300 Power WagonBase4.1L6GASGap .035
1964DodgeP100Base4.1L6GASGap .035
1964DodgeP200Base4.1L6GASGap .035
1964DodgeP300Base4.1L6GASGap .035
1964DodgeA100Base2.8L6GASGap .035
1964DodgeA100Base3.7L6GAS3/8" Reach; Gap .035
1964JeepDispatcherBase2.2L4GASGap .030
1964JeepFC150Base2.2L4GASGap .030
1964JeepFC170Base2.2L4GASGap .030
1964JeepUniversalBase2.2L4GASGap .030
1964JeepF-134Base2.2L4GASGap .030
1964JeepFJ3ABase2.2L4GASGap .030
1964JeepFJ3Base2.2L4GASGap .030
1964JeepCJ3Base2.2L4GASGap .030
1964JeepCJ5Base2.2L4GASGap .030
1964JeepCJ6Base2.2L4GASGap .030
1964JeepDJ3Base2.2L4GASGap .030
1964JeepTruckBase2.2L4GASGap .030
1964JeepUniversal TruckBase2.2L4GASGap .030
1964JeepUtility WagonBase2.2L4GASGap .030
1964ChevroletC10 PickupBase4.6V8GASGap .035
1964ChevroletC20 PickupBase4.6V8GASGap .035
1964ChevroletC30 PickupBase4.6V8GASGap .035
1964ChevroletEl CaminoBase4.6V8GASGap .035
1964ChevroletK10 PickupBase4.6V8GASGap .035
1964ChevroletK20 PickupBase4.6V8GASGap .035
1964ChevroletSuburbanBase4.6V8GASGap .035
1964GMCSuburbanBase4.6V8GASGap .035
1964GMC3000Base4.6V8GASGap .035
1964GMC3500Base4.6V8GASGap .035
1963DodgeW300 SeriesBase4.1L6GASGap .035
1963DodgeWm300 Power WagonBase4.1L6GASGap .035
1963DodgeP100Base4.1L6GASGap .035
1963DodgeP200Base4.1L6GASGap .035
1963DodgeP300Base4.1L6GASGap .035
1963JeepDispatcherBase2.2L4GASGap .030
1963JeepFC150Base2.2L4GASGap .030
1963JeepUniversalBase2.2L4GASGap .030
1963JeepF-134Base2.2L4GASGap .030
1963JeepCJ3Base2.2L4GASGap .030
1963JeepCJ5Base2.2L4GASGap .030
1963JeepCJ6Base2.2L4GASGap .030
1963JeepDJ3Base2.2L4GASGap .030
1963JeepFJ3ABase2.2L4GASGap .030
1963JeepTruckBase2.2L4GASGap .030
1963JeepUniversal TruckBase2.2L4GASGap .030
1963JeepUtility WagonBase2.2L4GASGap .030
1963ChevroletC10 PickupBase4.6V8GASGap .035
1963ChevroletC20 PickupBase4.6V8GASGap .035
1963ChevroletC30 PickupBase4.6V8GASGap .035
1963ChevroletK10 PickupBase4.6V8GASGap .035
1963ChevroletK20 PickupBase3.8L6GASGap .035
1963ChevroletK20 PickupBase4.6V8GASGap .035
1963ChevroletSuburbanBase4.6V8GASGap .035
1963GMC1000 SeriesBase4.6V8GASGap .035
1963GMC1500 SeriesBase4.6V8GASGap .035
1963GMC2500 SeriesBase4.6V8GASGap .035
1963GMCSuburbanBase4.6V8GASGap .035
1963GMC3000Base4.6V8GASGap .035
1963GMC3500Base4.6V8GASGap .035
1962DodgeW300 SeriesBase4.1L6GASGap .035
1962DodgeWm300 Power WagonBase4.1L6GASGap .035
1962DodgeP100Base4.1L6GASGap .035
1962DodgeP200Base4.1L6GASGap .035
1962DodgeP300Base4.1L6GASGap .035
1962JeepDispatcherBase2.2L4GASGap .030
1962JeepFC150Base2.2L4GASGap .030
1962JeepUniversalBase2.2L4GASGap .030
1962JeepUtilityBase2.2L4GASGap .030
1962JeepFJ3ABase2.2L4GASGap .030
1962JeepCJ3Base2.2L4GASGap .030
1962JeepCJ5Base2.2L4GASGap .030
1962JeepCJ6Base2.2L4GASGap .030
1962JeepDJ3Base2.2L4GASGap .030
1962JeepF4-134Base2.2L4GASGap .030
1962JeepTruckBase2.2L4GASGap .030
1962JeepUniversal TruckBase2.2L4GASGap .030
1962JeepUtility WagonBase2.2L4GASGap .030
1962ChevroletC10 PickupBase4.6V8GASGap .035
1962ChevroletC10 PickupBase3.8L6GASGap .035
1962ChevroletC20 PickupBase4.6V8GASGap .035
1962ChevroletC20 PickupBase3.8L6GASGap .035
1962ChevroletC30 PickupBase4.6V8GASGap .035
1962ChevroletC30 PickupBase3.8L6GASGap .035
1962ChevroletK10 PickupBase3.8L6GASGap .035
1962ChevroletK10 PickupBase4.6V8GASGap .035
1962ChevroletK20 PickupBase3.8L6GASGap .035
1962ChevroletK20 PickupBase4.6V8GASGap .035
1962ChevroletP10 SeriesBase3.8L6GASGap .035
1962ChevroletP10 SeriesBase4.6V8GASGap .035
1962ChevroletP20 SeriesBase4.6V8GASGap .035
1962ChevroletP20 SeriesBase3.8L6GASGap .035
1962ChevroletP30 SeriesBase3.8L6GASGap .035
1962ChevroletP30 SeriesBase4.6V8GASGap .035
1962ChevroletSuburbanBase4.6V8GASGap .035
1962ChevroletSuburbanBase3.8L6GASGap .035
1962ChevroletC10 PanelBase3.9L6GASGap .035
1962ChevroletC30 PanelBase3.9L6GASGap .035
1962ChevroletC40Base4.6V8GASGap .035
1962ChevroletC40Base3.8L6GASGap .035
1962GMC1000 SeriesBase4.6V8GASGap .035
1962GMC1500 SeriesBase4.6V8GASGap .035
1962GMC2500 SeriesBase4.6V8GASGap .035
1962GMC3000Base4.6V8GASGap .035
1962GMC3500Base4.6V8GASGap .035
1962GMCPB1000 SeriesBase3.8L6GASGap .035
1962GMCSuburbanBase3.8L6GASGap .035
1962GMCSuburbanBase4.6V8GASGap .035
1961Volvo444Base1.4L4GAS14mm Head; Gap .025
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 R45 spark plug is specifically built to meet the needs of Allard, Allstate, Chevrolet, Chrysler, Crosley, DeSoto, Dodge, Facel Vega, Fargo, Fiat, Frazer, GMC, Henry J, Hudson, Jeep, Kaiser, Nash, Oldsmobile, Plymouth, Pontiac, Studebaker, Volvo, Willys 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
Center Electrode Core MaterialCopper
Center Electrode Tip MaterialNickel
Ground Electrode Core MaterialNickel-Alloy
Ground Electrode Quantity1
Hex Size13/16
Manufacturer Heat Range5
Pre-Gap Size0.04
Reach0.37
Resistance2-20
Resistor TypeYes
Seat TypeGasket
Thread Diameter0.55
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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