HomeIgnition > Ignition Wire and Related ComponentsStandard Ignition 29909 Spark Plug Wire Set
Part #: 29909

Standard Ignition 29909 Spark Plug Wire Set

⚙️ 22 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Mercedes-Benz, 420SEL, 560SEC, 560SEL, and 560SL
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Reliable Spark Plug Wire Set for Mercedes-Benz Models

The Standard Ignition 29909 spark plug wire set is designed specifically for select Mercedes-Benz vehicles, including the 420SEL, 560SEC, 560SEL, and 560SL. This set ensures consistent ignition performance and helps maintain engine efficiency.

Key Features of Standard Ignition 29909

  • Compatible with Mercedes-Benz 420SEL, 560SEC, 560SEL, and 560SL models
  • Durable construction for reliable spark delivery
  • Precision fit to maintain proper ignition timing
  • Part number 29909 for easy identification and replacement

Detailed Product Description

The Standard Ignition 29909 spark plug wire set is engineered to meet the ignition system requirements of Mercedes-Benz vehicles such as the 420SEL, 560SEC, 560SEL, and 560SL. These wires provide a secure connection between the ignition coil and spark plugs, ensuring efficient spark transmission. The set is manufactured to precise specifications to maintain optimal resistance and prevent misfires, which can affect engine performance and fuel economy.

Common Applications and Issues Addressed

  • Restores proper ignition spark delivery in Mercedes-Benz 420SEL and 560 series models
  • Helps resolve engine misfires and rough idling
  • Reduces ignition-related starting problems
  • Prevents voltage leaks that can cause poor engine performance
  • Maintains consistent engine power and fuel efficiency

Installation Notes and Tips

When installing the Standard Ignition 29909 spark plug wire set, ensure that each wire is routed according to the vehicle’s factory specifications to avoid cross-firing. Replace wires one at a time to maintain correct firing order. Inspect spark plug boots and connectors for damage before installation to ensure a secure fit.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit and function. The 29909 spark plug wire set undergoes rigorous quality control to ensure durability and performance. Warranty coverage details can be obtained from the product documentation or manufacturer.

This part fits 22 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1991Mercedes-Benz420SEL4.2LV8N/A
1991Mercedes-Benz560SEC5.6LV8N/A
1991Mercedes-Benz560SEL5.6LV8N/A
1990Mercedes-Benz420SEL4.2LV8N/A
1990Mercedes-Benz560SEC5.6LV8N/A
1990Mercedes-Benz560SEL5.6LV8N/A
1989Mercedes-Benz420SEL4.2LV8N/A
1989Mercedes-Benz560SEC5.6LV8N/A
1989Mercedes-Benz560SEL5.6LV8N/A
1989Mercedes-Benz560SL5.6LV8N/A
1988Mercedes-Benz420SEL4.2LV8N/A
1988Mercedes-Benz560SEC5.6LV8N/A
1988Mercedes-Benz560SEL5.6LV8N/A
1988Mercedes-Benz560SL5.6LV8N/A
1987Mercedes-Benz420SEL4.2LV8N/A
1987Mercedes-Benz560SEC5.6LV8N/A
1987Mercedes-Benz560SEL5.6LV8N/A
1987Mercedes-Benz560SL5.6LV8N/A
1986Mercedes-Benz420SEL4.2LV8N/A
1986Mercedes-Benz560SEC5.6LV8N/A
1986Mercedes-Benz560SEL5.6LV8N/A
1986Mercedes-Benz560SL5.6LV8N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.