NGK 2923 Spark Plug

Brand NGK 2923
Resistance 5000
Ground Electrode Tip Design Standard
Ground Configuration Standard
Ground Electrode Core Material Nickel
Electrical Terminal Type Stud
Center Electrode Core Material Copper
Center Electrode Tip Material Nickel
Pre-Gap Size .028
Ground Electrode Quantity 1
Hex Size 18
Insulator Height 50.50
Manufacturer Heat Range 8
Seat Type Flat
Reach .75
Thread Diameter 12.00
Part Number Dr8es-l
Stock Number 2923
Fits —

OE supplier heritage. Built to original equipment standards for dependable performance.

Copper core design. Helps promote consistent ignition and reliable operation.

Standard spark plug. A direct-fit replacement for everyday engine maintenance.

Cross-references AMS Automotive 4101, AMS Automotive 4143 and Anchor 2923 for the same application. See all 15.

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NGK DR8ES-L Standard Spark Plug

NGK DR8ES-L spark plug 2923 is a standard replacement plug built for consistent ignition performance in a wide range of automotive, motorcycle, marine, and small engine applications. As part of NGK’s Standard Spark Plug line, it combines a copper core center electrode with nickel-tipped electrodes for dependable spark delivery and stable operation.

Key Features

  • Part number 2923 / NGK DR8ES-L
  • Standard spark plug design for OE-style replacement service
  • Copper center electrode core material
  • Nickel center electrode tip and nickel ground electrode tip
  • Standard ground configuration with one ground electrode
  • 5000 ohm resistance for ignition system noise suppression
  • Pre-gap size: .028
  • Flat seat, 12.00 mm thread diameter, 18 mm hex size
  • Manufacturer heat range 8

Product Details

The NGK Standard Spark Plug line is built around original equipment standards and broad application coverage. This DR8ES-L plug uses a stud terminal, .75 reach, and standard ground electrode geometry to support reliable combustion in engines that specify this configuration. NGK’s long OE supply history and North American manufacturing and distribution network support consistent product availability and specification control. For shoppers searching for NGK spark plug 2923, DR8ES-L spark plug, or an OE-style replacement for Honda Civic and similar applications, this plug provides a straightforward service part choice.

This part cross-references Anchor 2923 and Autolite 4163 for the same application.

Common Uses

  • Restoring weak or inconsistent spark output
  • Addressing rough idle caused by worn spark plug electrodes
  • Replacing fouled plugs during scheduled tune-up service
  • Correcting hard-start or misfire symptoms tied to plug wear
  • Maintaining ignition performance in engines that call for a DR8ES-L style plug

Installation Notes

Verify the engine calls for NGK DR8ES-L / 2923 before installation. Check the specified gap and confirm the .028 pre-gap matches the application requirements. Inspect the ignition wires, coil, and plug well condition during service, and tighten the plug to the vehicle manufacturer’s torque specification. Compatible With select Honda Civic applications where this plug specification is listed.

Quality Assurance

NGK is a major OE spark plug supplier with decades of automotive engineering experience. The brand’s focus on original equipment standards, durability, and operational consistency supports dependable replacement service for vehicles that require this plug specification.

This part fits 0 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
Directly replaces or cross-references 15 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
AMS Automotive — 4101AMS Automotive — 4143Anchor — 2923Autolite — 4163CSF — 39644163DP4163DP209482-0014992070-111692070-122694701-0020394703-0020398069-38719HGR2CX24ESR-U