NGK 2743 Spark Plug

Reliable Ignition Performance for Chrysler, Dodge, Mitsubishi, and Suzuki

The NGK Laser Platinum Spark Plug 2743 is engineered to deliver consistent ignition and efficient combustion for select Chrysler, Dodge, Mitsubishi, and Suzuki vehicles. Designed with durable materials and precise specifications, this spark plug supports optimal engine performance and longevity.

• Part Number: 2743 (PFR6J-11)
• Center Electrode Tip Material: Platinum for enhanced durability
• Center Electrode Core Material: Copper for excellent conductivity
• Ground Electrode Core Material: Nickel with standard tip design
• Resistance: 5000 ohms to reduce electrical interference
• Pre-Gap Size: 0.044 inches for precise spark delivery
• Thread Diameter: 14.00 mm with 0.75 inch reach
• Hex Size: 5/8 inch for standard installation tools
• Flat Seat Type ensuring proper sealing
• Non-removable nut electrical terminal type

About the NGK Laser Platinum Spark Plug Line

The Laser Platinum Spark Plug line from NGK combines platinum-tipped electrodes with copper cores to provide a balance of durability and efficient electrical conductivity. This design helps maintain stable ignition over extended service intervals, making it suitable for vehicles requiring reliable secondary ignition components. The 2743 model incorporates these features to meet the specific ignition needs of compatible Chrysler, Dodge, Mitsubishi, and Suzuki models.

Technical Details and Compatibility

This spark plug features a single ground electrode with a standard design and nickel core, paired with a platinum-tipped copper center electrode. The 5000 ohm resistance helps minimize radio frequency interference, supporting vehicle electronics. With a manufacturer heat range of 6, a flat seat, and a 0.75 inch reach, the 2743 spark plug fits applications such as the Chrysler 3000GT, Dodge Avenger, Mitsubishi Eclipse, and Suzuki Grand Vitara among others.

Common Applications and Problem Solving

• Restores consistent ignition in Chrysler 3000GT and Dodge Avenger engines
• Improves combustion efficiency in Mitsubishi Eclipse and Montero models
• Reduces misfires and rough idling in Suzuki Grand Vitara and XL-7
• Addresses spark plug wear and electrode erosion over time
• Helps maintain proper engine performance and fuel economy

Installation Notes and Tips

Ensure the spark plug gap is set to the specified 0.044 inches before installation. Use a 5/8 inch socket for proper tightening and verify the flat seat is clean to ensure a good seal. The non-removable nut terminal requires compatible ignition wire connectors. Follow vehicle manufacturer torque specifications to avoid damage to the spark plug or cylinder head.

Quality Assurance and Warranty

NGK spark plugs are manufactured to meet strict quality standards for durability and performance. The Laser Platinum Spark Plug 2743 undergoes rigorous testing to ensure consistent electrical and thermal properties. While specific warranty details vary by region, NGK products typically include coverage against manufacturing defects when installed and used according to guidelines.