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NGK Spark Plugs 6431 BU8H Standard Spark Plug 10-Pack

Manufacturer

Picture for manufacturer NGK Spark Plugs

Part Number

6431
14 reviews
Sale Price

$4.89

In Stock (10+)

delivery box

Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

NGK 6431 BU8H standard spark plugs are trusted by more automotive, motorcycle, and marine engine manufacturers than any other brand. Featuring a unique copper core and exclusive electrode design, these spark plugs deliver reliable ignition, fast starts, peak performance, and extended service life.

Key Features:

  • Solid copper core for superior heat dissipation and conductivity
  • Triple gasket sealing process eliminates combustion gas leakage past the shell
  • 99% highly pure alumina silicate insulator provides exceptional dielectric strength and thermal conductivity
  • Corrugated ribs prevent flashover and misfires
  • Cold rolled threads prevent damage to cylinder head during installation
  • Trivalent plating with silver chromate and zinc coating for superior corrosion resistance

Each package contains 10 spark plugs. NGK's proven design and quality materials ensure consistent performance across a wide range of applications. The BU8H is engineered to OEM specifications for reliable engine operation.

Products specifications

Stock Number

6431

Part Number

BU8H

Electrical Terminal Type

Non-Removable Nut

Manufacturer Heat Range

8

Ground Electrode Core Material

Nickel

Hex Size

13/16

Seat Type

FLAT

Center Electrode Tip Material

Nickel

Pre-Gap Size

.016

Ground Configuration

Surface Discharge

Center Electrode Core Material

Copper

Resistance

1

Insulator Height

55.00

Thread Diameter

14.00

Reach

.5

Ground Electrode Tip Design

Surface Discharge

nine

Very fast shippers ,great price, the product was excellent thank you Charles

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Great price on the net among other competitors.

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