NGK 4013 Spark Plug

NGK 4013 Standard Spark Plug Overview

NGK 4013 is a standard spark plug built for dependable ignition performance in a wide range of domestic and import applications. As part of the NGK Standard Spark Plug line, it combines a copper core center electrode, nickel tip materials, and a 10,000 ohm resistor for stable spark delivery and reduced electrical noise.

For drivers searching for an NGK spark plug for Honda Civic or Toyota Corolla maintenance, this plug offers OE-style construction and consistent service characteristics. The NGK 4013 spark plug is also identified by part number BMR2A SOLID.

Key Features

• Standard spark plug design for routine ignition service
• Copper core center electrode for efficient heat transfer
• Nickel center and ground electrode tip materials
• 10,000 ohm resistor for ignition system noise suppression
• Standard ground configuration with one ground electrode
• Flat seat design with 14 mm thread diameter and .375 reach
• Pre-gapped at .028 for common small-engine and automotive applications
• 3/4 inch hex size for standard spark plug service tools

Product Details

The NGK Standard Spark Plug line is built around OE-focused manufacturing and broad vehicle coverage. NGK has long supplied spark plugs for domestic and import vehicles in North America, and the 4013 continues that approach with a practical copper-core design, nickel electrode materials, and a non-removable nut terminal. The heat range 2 specification, flat seat, and standard ground electrode layout make this plug a straightforward replacement choice when servicing ignition systems that call for NGK 4013 or BMR2A SOLID.

For maintenance on vehicles such as Honda Civic and Toyota Corolla, using the correct spark plug specification helps preserve consistent combustion, smooth starting, and stable idle quality. If your application calls for NGK 4013, this plug provides the listed dimensions and terminal style needed for direct replacement service.

Common Issues This Spark Plug May Address

• Hard starting caused by worn or fouled spark plugs
• Rough idle from inconsistent spark delivery
• Misfire conditions related to aged ignition components
• Reduced fuel economy from inefficient combustion
• Weak throttle response from degraded plug performance

Installation Notes and Tips

Verify the required thread diameter, reach, seat type, and terminal style before installation. The NGK 4013 uses a .028 pre-gap, but final gap verification is recommended during service. Apply proper spark plug removal and installation procedures, and torque to the vehicle manufacturer’s specification to avoid thread or sealing damage. Confirm fitment by matching the OE part number or service specification for your Honda Civic, Toyota Corolla, or other listed application.

Quality Assurance

NGK is a major OE spark plug supplier with decades of automotive manufacturing experience and a reputation built around original equipment standards. The 4013 spark plug reflects that OE-oriented approach with controlled materials, consistent dimensions, and broad application coverage for routine ignition service.