Mercedes 420SEL Spark Plug Parts

Showing 8 out of 8 part(s) found in our catalog.

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Mercedes 420SEL
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Ignition
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Spark Plug
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Pregapped for normal usage. Connectors to plug wires are permanently fixed, non-screw off.
1986, 1987, 1988, 1989, 1990, 1991 Mercedes 420SEL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$3.29
Reg
$3.43
List
$6.25
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This kit contains the cap, rotor, wire set, and spark plugs to completely renew your ignition system as recommended by Mercedes.
1986, 1987, 1988, 1989, 1990, 1991 Mercedes 420SEL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$244.99
Reg
$255.20
List
$657.00
OEM
Enhanced yttrium version, replaces W8DC, WR8DC, and W8DC0 versions. Pregapped for normal usage.
1986, 1987, 1988, 1989, 1990, 1991 Mercedes 420SEL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$3.19
Reg
$3.32
List
$4.00
1986 Mercedes 420SEL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$7.49
Reg
$7.80
List
$9.33
1987, 1988, 1989, 1990, 1991 Mercedes 420SEL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$7.49
Reg
$7.80
List
$9.33
1987, 1988, 1989, 1990, 1991 Mercedes 420SEL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$3.19
Reg
$3.32
List
$2.72
1987, 1988, 1989, 1990, 1991 Mercedes 420SEL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$7.19
Reg
$7.49
List
$9.42
1986 Mercedes 420SEL
In Stock Status
In Stock Information Icon
Leaves warehouse within 1-2 business days.
$4.19
Reg
$4.36
List
$5.07

Based on industry averages you can expect to pay between $3.19 and $244.99 for a Mercedes 420SEL spark plug.

The Mercedes 420SEL spark plug is a specific type of spark plug designed for the Mercedes-Benz 420SEL model. It is typically a copper core, platinum-tipped spark plug that is designed to provide reliable ignition and improve engine performance. The exact type of spark plug required for the 420SEL may vary based on the year and specific model of the vehicle, so it is important to consult the owner's manual or a qualified mechanic when selecting replacement spark plugs for this vehicle.

Signs of Faulty or Worn Mercedes 420SEL Spark Plug

  1. Rough or uneven engine idle: A faulty spark plug can cause the engine to idle roughly or unevenly, leading to a decrease in overall engine performance.
  2. Misfires: When the spark plug is worn out or not working properly, it may cause misfires in the engine, which can lead to reduced power, hard starting, and hesitation.
  3. Poor fuel economy: A worn-out spark plug can cause an increased fuel consumption due to incomplete combustion, leading to a decrease in fuel efficiency.
  4. Engine hesitation: A faulty spark plug may cause hesitation or stuttering when accelerating, which can make it difficult to maintain speed or accelerate quickly.
  5. Failure to start: If the spark plug is completely worn out or damaged, it may prevent the engine from starting altogether.
  6. Engine running hot: Worn-out spark plugs can cause an engine to run hotter than normal. This can lead to overheating of the engine, which can cause serious damage if left unchecked.
  7. Reduced acceleration: As the spark plug wears out, it may cause a decrease in acceleration, making it difficult to reach higher speeds.
  8. Engine misfiring: A worn-out spark plug may cause the engine to misfire, which can lead to a significant loss of power and performance.
  9. Increased emissions: A faulty spark plug can cause increased emissions due to incomplete combustion, resulting in higher levels of pollutants being released into the environment.

Top Mercedes 420SEL Spark Plug Brands for Sale

Bosch is a well-known Mercedes 420SEL spark plug manufacturer, offering a range of high-quality products that are designed to deliver top-notch performance. Their plugs are made from durable materials and feature advanced technology that ensures reliable ignition and efficient combustion. Bosch spark plugs are also known for their longevity, meaning that drivers can enjoy low maintenance and longer intervals between replacements.

Denso is another reputable Mercedes 420SEL spark plug manufacturer, known for producing innovative, high-performance plugs that offer exceptional efficiency and reliability. Their plugs incorporate cutting-edge materials, such as iridium and platinum, which provide superior heat resistance and durability, resulting in prolonged life span. Denso spark plugs also feature unique designs that enhance fuel efficiency and reduce emissions, making them an excellent choice for eco-conscious drivers. Additionally, Denso plugs are easy to install and compatible with a wide range of vehicles, including Mercedes 420SEL models.

Find Great Deals on Mercedes 420SEL Spark Plug

At AutohausAZ, our customers can enjoy the convenience of shopping for a Mercedes 420SEL spark plug from the comfort of their homes. Our website features an extensive selection of authentic and high-quality spark plugs that are sure to meet the specific needs of every Mercedes 420SEL owner.

We understand that finding the right spark plug can be a daunting task, but with our user-friendly navigation and search functionality, customers can easily find what they need in just a few clicks. Our knowledgeable and dedicated team is also available to assist customers with any questions or concerns they may have.

In addition to our extensive selection and excellent customer service, we offer competitive pricing on all our products. Our commitment to providing quality products at affordable prices makes us the go-to destination for Mercedes 420SEL spark plugs.

Shopping at AutohausAZ also ensures that customers receive their orders in a timely and efficient manner. With our fast and reliable shipping services, customers can expect to receive their spark plugs within a few business days.

Overall, shopping at AutohausAZ offers unparalleled convenience, selection, pricing, and service for Mercedes 420SEL spark plugs. Our commitment to customer satisfaction makes us the ideal choice for any Mercedes 420SEL owner looking for high-quality spark plugs.

Auto Parts We Offer for Mercedes 420SEL