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Dinan D640-0001 Iridium Spark Plug Thread Reach Heat Range - 12mm 26.5mm 9

(BMW X5 2019-23, M3 2021-25, X3 2018-24, Z4 2019-25, 330i 2017-24, 540i 2017-23, X6 2020-23, 530i 2017-23, 740i 2016-22, X1 2016-22, M4 2021-25 + 46 more models)

Part of: Dinan Iridium Spark Plug

Other options in this family: Dinan D640-0003 Dinan D640-0002

Manufacturer

Picture for manufacturer Dinan

Part Number

D640-0001
6 reviews
Sale Price

$32.26

1 left at this price

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Usually delivered within 2 days

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Product Details

The Dinan D640-0001 is a high-performance iridium spark plug engineered for enhanced ignition efficiency and durability. Manufactured in the EU, this spark plug features a premium iridium center electrode that offers superior longevity and performance compared to traditional copper and platinum plugs.

Key Specifications:

  • Thread diameter: 12mm
  • Thread reach: 26.5mm
  • Hexagon size: 14mm Bi-Hex
  • Seat type: Flat
  • Heat range: 9 (for high-performance applications)
  • Pre-gapped at 0.5mm
  • Terminal type: Cup
  • Installation torque: 17 Nm (12.5 ft-lbs)

Performance Features:

  • Iridium construction provides exceptional strength and wear resistance
  • Projected insulator design with ceramic material for optimal heat dissipation
  • Lower required ignition voltage for improved cold-start performance
  • Extended service life compared to conventional spark plugs
  • Precision-engineered for consistent spark and efficient combustion

This spark plug is designed for enthusiasts seeking reliable ignition performance in demanding driving conditions. The heat range 9 designation makes it suitable for high-performance and forced induction applications where higher thermal loads are present.

Products specifications

Fits

BMW X5 2019-23, M3 2021-25, X3 2018-24, Z4 2019-25, 330i 2017-24, 540i 2017-23, X6 2020-23, 530i 2017-23, 740i 2016-22, X1 2016-22, M4 2021-25, X7 2019-23, X4 2019-25, 330i xDrive 2017-24, 430i 2017-25, M2 2023-25, M340i 2020-24 + 40 more models

Brand

Dinan

Category

Ignition

Center Electrode Core Material

Copper

Center Electrode Projection

Short Projection

Center Electrode Tip Material

Iridium

Electrical Terminal Type

Cup

Emission Code

2

Grade Type

Performance

Hex Size

14

Hex Type

Bi-Hex

Indexed

No

Insulator Material

Ceramic

Part Type

Spark Plug

Product Type

Spark Plug

Reach

26.5

Seat Type

FLAT

Sub Category

Secondary Ignition

Thread Diameter

12

Warning

California Proposition 65

Warranty

1yr/Unlimited Miles

Easy

Exceptional company to deal with.

Quick and easy ordering

Product arrived exactly when promised and in perfect condition.

It was good

So far in the purchasing process prior to shipping ,experience has been quick and painless.

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