NGK 95983 Spark Plug

NGK G-Power Spark Plug 95983

NGK G-Power Spark Plug 95983 is built for drivers who need a precise OE-style ignition component for select Mercedes-Benz, Smart, Kia, Mitsubishi, and Dodge applications. It combines a platinum center electrode with a nickel ground electrode to support consistent spark delivery and dependable engine operation.

The G-Power Spark Plug line is positioned for drivers who want NGK’s OE-focused engineering in a service replacement plug. For vehicles such as the Mercedes-Benz C350, E350, ML350, and related applications, this plug is specified with a 0.032-inch gap requirement in many listings, making correct setup important during service.

Key Features

• NGK G-Power Spark Plug, part number 95983
• Platinum center electrode tip material for stable ignition performance
• Copper center electrode core for efficient heat transfer
• Nickel ground electrode core with standard ground configuration
• 5,000 ohm resistance
• Pre-gapped at 0.032 inches
• Flat seat design with 12 mm thread diameter and 5/8 hex size
• Heat range 7 with a non-removable nut terminal

Detailed Description

NGK 95983 is a G-Power spark plug engineered for secondary ignition service where accurate fitment and stable combustion matter. The platinum tip helps maintain consistent firing characteristics, while the copper core supports thermal control under normal operating conditions. With a trapezoid ground electrode tip design and a single ground electrode, this plug is built around a straightforward OE-style configuration.

NGK has a long history as an OE supplier and manufactures spark plugs for a wide range of domestic and import vehicles. This part number is listed for many Mercedes-Benz models, including C250, C300, C350, E350, ML350, GL450, and SL550, as well as Smart Fortwo, Kia Soul, Mitsubishi Outlander, and Dodge Sprinter 2500 and 3500 applications. This part cross-references NGK 95983 for the same application.

What It Helps Address

• Rough idle caused by worn spark plugs
• Hard starting from weak ignition output
• Misfire conditions related to plug wear or incorrect gap
• Reduced throttle response from inconsistent spark delivery
• Service intervals requiring OE-style spark plug replacement

Installation Notes and Tips

Verify vehicle-specific fitment before installation and confirm the required gap for your application. Many listed vehicles call for a 0.032-inch gap, while some Smart Fortwo applications note a 0.036-inch gap. Use proper spark plug tools, inspect coil boots and ignition components during service, and torque to the vehicle manufacturer’s specification.

Quality Assurance

NGK is a major OE spark plug supplier with decades of automotive manufacturing experience and a broad North American and global distribution network. The 95983 G-Power Spark Plug is produced to support original-equipment-level durability and operational performance across the listed applications.