1946 Allard J1 Spark Plugs

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Keep Your 1946 Allard J1 in Top Shape with Quality Spark Plugs

Whether you’re repairing or upgrading your Spark Plug, using high-quality parts is key to keeping your 1946 Allard J1 looking sharp and performing at its best. At Advance Auto Parts we carry a wide selection of dependable options, including Spark Plugs. Whether you’re replacing a damaged part or enhancing your truck’s style and protection, you’ll find exactly what you need to get the job done right.

Top-Rated Spark Plugs from Trusted Brands

Looking for a reliable Spark Plug? We’ve got you covered with options from brands you know and trust like Champion, ACDelco, and Autolite. For example, Champion Spark Plugs start at just $2.29 with an average 4.8 star rating. ACDelco and Autolite offer similar pricing and quality, backed by strong customer feedback. With over 47 reviews and a solid 4.8 star average, you can shop with confidence knowing other Allard J1 owners approve.

Competitive Prices and Extensive Inventory

The average price for a 1946 Allard J1 Spark Plug at Advance Auto Parts is around $5.14, with a range that starts at $2.29 and goes up to $8.49. With 8 options in stock from 4 trusted brands, finding the right fit is easy. Popular picks like Champion Copper Plus Spark Plug D16 – Dependable Performance & Durability, 516, Champion Copper Plus Small Engine Spark Plug H10C – Dependable Performance & Durability, 844, and Champion Copper Plus Small Engine Spark Plug H10C – Dependable Performance & Durability, 844-1 start at just $3.29 and offer a great balance of form and function.

Explore Related Parts

While you’re upgrading or replacing your Spark Plug, don’t forget to check out other key components like Ignition Coils and Boots. At Advance Auto Parts, we’re here to help you keep your 1946 Allard J1 in peak condition, inside and out.

Essential 1946 Allard J1 Spark Plugs

Champion – Champion Copper Plus Spark Plug RD16 – Dependable Performance & Durability, 541 (Part No.541)

Champion Copper Plus Spark Plug RD16 - Dependable Performance & Durability, 541

from

$5.49
Champion Copper Plus small engine spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your small engine with spark plugs engineered to improve efficiency and keep your equipment running at its best.
See More

Champion – Champion Copper Plus Small Engine Spark Plug H10C – Dependable Performance & Durability, 844-1 (Part No.844-1)

Champion Copper Plus Small Engine Spark Plug H10C - Dependable Performance & Durability, 844-1

from

$3.29
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
See More

Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Improved Fuel Efficiency, 405 (Part No.405)

Autolite Copper Resistor Spark Plug: Quick Starts & Improved Fuel Efficiency, 405

from

$4.49
Autolite Copper spark plugs are expertly crafted to ensure quick starts and reliable performance for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrode deliver extended life and durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, providing superior strength under demanding conditions. With a nickel-plated shell, these spark plugs are corrosion-resistant, ensuring long-lasting durability. Designed to optimize fuel combustion, they improve fuel efficiency, helping you save money at the pump. Additionally, their advanced engineering promotes smoother and more responsive acceleration, enhancing your driving experience. With a standard center electrode design and short projection, these spark plugs are built for regular-grade applications, making them a reliable choice for maintaining peak engine performance.
See More

ACDelco – ACDelco Conventional Spark Plug: Reliable Performance & Durability, R44XL (Part No.R44XL)

ACDelco Conventional Spark Plug: Reliable Performance & Durability, R44XL

from

$5.49
ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.
See More

E3 – DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency (Part No.E3.46)

DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency

from

$8.49
The Spark Plugs are the product of years of fundamental research in the combustion field. The unique patented electrode configuration of these new The spark plugs increases the amount of combustion pressure created during each power stroke of an engine, which results in a marked increase in power output, fuel economy, and reduced emissions in all gasoline engines. E3.46 is a 14mm, 0.750 reach plug with a gasket seat. It fits a wide variety of applications from the 60s to early 90s, especially import. E3.46 is widely stocked in automotive retail stores. The automotive plugs have three legs securing the Diamond FIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented Diamond FIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use.
See More

Champion – Champion Copper Plus Small Engine Spark Plug RH10C – Dependable Performance & Durability, 854 (Part No.854)

Champion Copper Plus Small Engine Spark Plug RH10C - Dependable Performance & Durability, 854

from

$2.29
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
See More

Champion – Champion Copper Plus Small Engine Spark Plug H10C – Dependable Performance & Durability, 844 (Part No.844)

Champion Copper Plus Small Engine Spark Plug H10C - Dependable Performance & Durability, 844

from

$3.69
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
See More

Champion – Champion Copper Plus Spark Plug D16 – Dependable Performance & Durability, 516 (Part No.516)

Champion Copper Plus Spark Plug D16 - Dependable Performance & Durability, 516

from

$4.89
Champion Copper Plus small engine spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your small engine with spark plugs engineered to improve efficiency and keep your equipment running at its best.
See More

Most Popular Spark Plugs for 1946 Allard J1s

Enhance your 1946 Allard J1 with one of the 8 Spark Plugs we have in stock, starting at just $2.29.

Champion – Champion Copper Plus Spark Plug D16 – Dependable Performance & Durability, 516 (Part No.516)

Champion Copper Plus Spark Plug D16 - Dependable Performance & Durability, 516

from

$4.89
Champion Copper Plus small engine spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your small engine with spark plugs engineered to improve efficiency and keep your equipment running at its best.
See More

Champion – Champion Copper Plus Small Engine Spark Plug H10C – Dependable Performance & Durability, 844 (Part No.844)

Champion Copper Plus Small Engine Spark Plug H10C - Dependable Performance & Durability, 844

from

$3.69
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
See More

ACDelco – ACDelco Conventional Spark Plug: Reliable Performance & Durability, R44XL (Part No.R44XL)

ACDelco Conventional Spark Plug: Reliable Performance & Durability, R44XL

from

$5.49
ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. They are also available for Marine applications. These premium aftermarket replacement spark plugs are manufactured to meet your expectations for fit, form, and function.
See More

Champion – Champion Copper Plus Small Engine Spark Plug RH10C – Dependable Performance & Durability, 854 (Part No.854)

Champion Copper Plus Small Engine Spark Plug RH10C - Dependable Performance & Durability, 854

from

$2.29
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
See More

Autolite – Autolite Copper Resistor Spark Plug: Quick Starts & Improved Fuel Efficiency, 405 (Part No.405)

Autolite Copper Resistor Spark Plug: Quick Starts & Improved Fuel Efficiency, 405

from

$4.49
Autolite Copper spark plugs are expertly crafted to ensure quick starts and reliable performance for your vehicle or application. Featuring a copper core center electrode, these spark plugs excel in thermal control and resist fouling, while the high nickel alloy center and ground electrode deliver extended life and durability. The high alumina multi-rib ceramic insulator enhances thermal conductivity and insulation, providing superior strength under demanding conditions. With a nickel-plated shell, these spark plugs are corrosion-resistant, ensuring long-lasting durability. Designed to optimize fuel combustion, they improve fuel efficiency, helping you save money at the pump. Additionally, their advanced engineering promotes smoother and more responsive acceleration, enhancing your driving experience. With a standard center electrode design and short projection, these spark plugs are built for regular-grade applications, making them a reliable choice for maintaining peak engine performance.
See More

E3 – DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency (Part No.E3.46)

DiamondFire Spark Plug (E3.46): Enhanced Power & Fuel Efficiency

from

$8.49
The Spark Plugs are the product of years of fundamental research in the combustion field. The unique patented electrode configuration of these new The spark plugs increases the amount of combustion pressure created during each power stroke of an engine, which results in a marked increase in power output, fuel economy, and reduced emissions in all gasoline engines. E3.46 is a 14mm, 0.750 reach plug with a gasket seat. It fits a wide variety of applications from the 60s to early 90s, especially import. E3.46 is widely stocked in automotive retail stores. The automotive plugs have three legs securing the Diamond FIRE electrode to the shell. This allows for excellent heat transfer, and helps to create more turbulence in the cylinder. The patented Diamond FIRE side wire is proven to increase power, reduce fuel consumption and improve hydrocarbon emissions in long-term use.
See More

Champion – Champion Copper Plus Small Engine Spark Plug H10C – Dependable Performance & Durability, 844-1 (Part No.844-1)

Champion Copper Plus Small Engine Spark Plug H10C - Dependable Performance & Durability, 844-1

from

$3.29
Champion Copper Plus spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your engine with spark plugs engineered to improve efficiency and keep your vehicle running at its best.
See More

Champion – Champion Copper Plus Spark Plug RD16 – Dependable Performance & Durability, 541 (Part No.541)

Champion Copper Plus Spark Plug RD16 - Dependable Performance & Durability, 541

from

$5.49
Champion Copper Plus small engine spark plugs deliver dependable ignition performance with proven copper-core technology. The copper core electrode provides excellent conductivity and optimized heat control for consistent sparks while the coated shell protects against corrosion. Champion your small engine with spark plugs engineered to improve efficiency and keep your equipment running at its best.
See More

Top-Rated Spark Plug Brands For Your 1946 Allard J1

When it comes to finding the perfect Spark Plug for your 1946 Allard J1, Advance Auto Parts has you covered with a wide selection of high-quality OEM and aftermarket options from 4 trusted brands. We carry the most popular Spark Plug brands including Champion, ACDelco, and Autolite, and more, all known for their exceptional customer ratings (average brand rating of 4.8 stars) and competitive prices, as low as $2.29. Purchasing a Spark Plug from us here at Advance Auto Parts is a smart move for both you and your 1946 Allard J1, providing peace of mind with parts that meet or exceed OEM standards.

Popular Champion 1946 Allard J1 Spark Plugs

If you’re looking for a top-quality Spark Plug for your 1946 Allard J1, Advance Auto Parts has exactly what you need with our selection of Champion Spark Plugs. We have 3 Champion Spark Plugs in stock for this fitment, all known for their durability and precision fit. With prices starting at just $2.29 and an average cost of $3.62, you’ll find the perfect Spark Plug for your needs and budget. Champion Spark Plugs for the 1946 Allard J1 come highly rated, with over 7 customer reviews and an impressive average rating of 4.8 stars. Choosing a Champion Spark Plug from Advance Auto Parts is a smart move to ensure quality and value for your vehicle.
Champion Copper Plus Spark Plug D16 - Dependable Performance & Durability, 516
from $4.89
(2)
Champion Copper Plus Spark Plug D16 – Dependable Performance & Durability, 516
“Needed these plugs for my JLG G40 manlift which is powered by a Wisconsin WD4E. They’re the only plug recommended for the machine. Worked great.”
Champion Copper Plus Small Engine Spark Plug RH10C - Dependable Performance & Durability, 854
from $2.29
(2)
Champion Copper Plus Small Engine Spark Plug RH10C – Dependable Performance & Durability, 854
“Exact and better plug than the o.e.m. version”

Top-Quality ACDelco 1946 Allard J1 Spark Plugs

For those in search of a high-quality Spark Plug for their 1946 Allard J1, Advance Auto Parts offers a great selection of ACDelco Spark Plugs. With 1 ACDelco Spark Plugs in stock, you can trust you’re getting top-tier parts designed for durability and a perfect fit. Prices for these Spark Plugs start at just $5.49, giving you a range of options to suit your budget. Backed by over 2 customer ratings and an average rating of 4.7 stars, ACDelco Spark Plugs provide both reliability and excellent performance. Choosing a ACDelco Spark Plug from Advance Auto Parts is a smart investment in your vehicle’s performance and longevity.

FAQs for 1946 Allard J1 Spark Plugs

What are the best-selling Spark Plugs for 1946 Allard J1s?

What’s the price range for 1946 Allard J1 Spark Plugs?

The prices of Spark Plugs for the 1946 Allard J1 range from $2.29 up to $8.49 for the most premium parts.

What is the average price of a Spark Plug for a 1946 Allard J1?

The average price for Spark Plugs for the 1946 Allard J1 is $5.14. Keep in mind the variety of part types within our Spark Plug category, where you are likely to find a wide range of prices across a variety of parts and components.

Does Advance Auto Parts sell Spark Plugs for other Allard J1 model years?

Yes, we carry Spark Plugs for 2 model years of Allard J1s between 1947 and 1949. The following model years are the most popular for Spark Plug purchases: 1949, 1948, and 1947.

Does Advance Auto Parts sell Spark Plugs for any other 1946 Allard models?

Yes. We stock Spark Plugs for 2 other popular 1946 Allard models. Some of the most popular are 1946 L Spark Plugs, 1946 M Spark Plugs, and 1946 K1 Spark Plugs.

What are the top-rated Spark Plugs that fit the 1946 Allard J1?

The one 1946 Allard J1 Spark Plug we have in stock is the Champion Copper Plus Small Engine Spark Plug RH10C – Dependable Performance & Durability, 854. It is rated 5 stars and costs $2.29.

What types of Spark Plugs do you sell for my 1946 Allard J1?

We currently have just 1 Spark Plug in stock for a 1946 Allard J1, and as of 8/2/26, it is a Spark Plug.

Can I get help with 1946 Allard J1 Spark Plug orders?

Contact our customer support team by chat or phone, through the help desk page, where you can find instant answers about Allard Spark Plugs and more.

What is your return policy for Allard J1 Spark Plugs?

Advance Auto Parts keeps returns simple. For new Allard J1 Spark Plugs and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.