Champion 7445 Spark Plug

Champion Double Platinum Power Spark Plug Overview

The Champion Double Platinum Power 7445 spark plug is engineered for high-performance ignition in Mercedes-Benz AMG models. Designed with platinum on both the center electrode tip and ground electrode core, this spark plug ensures consistent ignition and durability for vehicles like the Mercedes-Benz C63 AMG and S63 AMG.

• Platinum ground electrode core and center electrode tip for enhanced durability
• Non-removable nut electrical terminal type for secure connection
• Pre-gap size of 0.039 inches (1.0 mm) optimized for ignition efficiency
• Flat seat type with a 14 mm hex size for precise fitment
• Resistor type spark plug to reduce electrical interference
• Reach length of 1.043 inches suitable for specified AMG models
• Manufacturer heat range rating of 4 for balanced heat dissipation

Detailed Product Features and Specifications

The Champion Double Platinum Power 7445 spark plug features a platinum ground electrode core and a platinum center electrode tip, which provide improved wear resistance and longer service life compared to conventional spark plugs. The non-removable nut electrical terminal ensures a reliable connection within the ignition system. With a pre-gap size of 0.039 inches (1.0 mm), this spark plug is pre-set to optimize spark efficiency and combustion performance.

The flat seat design and 14 mm hex size allow for straightforward installation and secure seating in the cylinder head. The 1.043-inch reach is engineered to fit the combustion chamber dimensions of Mercedes-Benz AMG models, including the CL63 AMG and SL63 AMG. Additionally, the resistor type helps minimize radio frequency interference, protecting sensitive electronic components.

About the Double Platinum Power Product Line

The Double Platinum Power line from Champion is designed to deliver consistent ignition performance and extended durability by utilizing platinum on both the center and ground electrodes. This dual platinum construction reduces electrode wear and maintains optimal spark gap over time, which is critical for high-performance engines such as those found in Mercedes-Benz AMG vehicles. The 7445 spark plug is part of this line, offering a balance of longevity and reliable ignition for demanding driving conditions.

Compatible Vehicles and Common Applications

• Mercedes-Benz C63 AMG
• Mercedes-Benz CL63 AMG
• Mercedes-Benz CLK63 AMG
• Mercedes-Benz CLS63 AMG
• Mercedes-Benz E63 AMG
• Mercedes-Benz ML63 AMG
• Mercedes-Benz R63 AMG
• Mercedes-Benz S63 AMG
• Mercedes-Benz SL63 AMG
• Mercedes-Benz SLS AMG

Issues Addressed by Champion 7445 Spark Plug

• Ignition misfires and inconsistent engine performance
• Reduced fuel efficiency due to incomplete combustion
• Premature electrode wear in high-performance engines
• Electrical interference affecting onboard electronics
• Difficulty maintaining proper spark gap over time

Installation Notes and Tips

When installing the Champion Double Platinum Power 7445 spark plug, ensure the pre-gap size of 0.039 inches (1.0 mm) is maintained. Use a 14 mm socket with a hex type wrench for proper torque application. The flat seat design requires careful seating to avoid damage to the cylinder head. It is recommended to replace spark plugs in sets to maintain balanced engine performance across all cylinders.

Quality Assurance and Warranty

Champion spark plugs, including the Double Platinum Power 7445, are manufactured to meet OEM specifications for Mercedes-Benz AMG models. The use of platinum electrodes and resistor technology ensures durability and reliable ignition performance. While specific warranty details may vary, Champion products typically come with a limited warranty against manufacturing defects.