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NGK Spark Plugs 7839 DR7EA Standard Spark Plug 10-Pack

(BMW M3 1988-91, M5 1988, M6 1987-88, K100RS FL 1991-92, K100RS FL ABS 1991-92, K1100LT 1993-98, K1100LT High Line 1997 + 16 more models)

Manufacturer

Part Number

7839
Sale Price

$4.24

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

The NGK DR7EA (part number 7839) is a standard copper core spark plug trusted by automotive, motorcycle, and marine engine manufacturers worldwide. This 10-pack delivers the reliable ignition performance NGK is known for, with engineering features designed for fast starts, consistent power delivery, 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% pure alumina silicate ceramic insulator for exceptional dielectric strength
  • Corrugated ribs on insulator prevent flashover and misfires
  • Cold rolled threads protect cylinder head during installation
  • Trivalent plating with silver chromate and zinc for maximum corrosion resistance
  • Exclusive electrode design ensures optimal spark and combustion efficiency

NGK's proven manufacturing standards make these spark plugs the OEM choice for countless engines across multiple applications. Whether you're maintaining a fleet, servicing customer vehicles, or keeping your own equipment running strong, the DR7EA delivers professional-grade performance at every ignition cycle. Sold in standard 10-piece packs only.

Products specifications

Fits

BMW M3 1988-91, M5 1988, M6 1987-88, K100RS FL 1991-92, K100RS FL ABS 1991-92, K1100LT 1993-98, K1100LT High Line 1997, K1100LT Special Edition 1997, K1100RS 1993-96, K1100RS SE 1996; Yamaha XT250 2008-14, 2016-17, 2019 + 12 more models

Stock Number

7839

Part Number

DR7EA

Manufacturer Heat Range

7

Ground Electrode Core Material

Nickel

Seat Type

FLAT

Center Electrode Tip Material

Nickel

Ground Electrode Quantity

1

Electrical Terminal Type

Stud

Hex Size

18

Pre-Gap Size

.028

Ground Configuration

Standard

Thread Diameter

12.00

Center Electrode Core Material

Copper

Ground Electrode Tip Design

Standard

Reach

.75

Insulator Height

50.00

Resistance

5000

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