NGK

NGK 3903 Spark Plug

SKU: 3903

In stock

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£14.57 inc. VAT

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Standard delivery

Free standard delivery is available for eligible UK mainland orders. Charges may apply for express services and non-mainland destinations. See our delivery information for details.

The NGK 3903 Spark Plug is a replacement engine ignition or starting-aid component that supports controlled combustion by providing the specified spark or pre-heating function. Its catalogue specification records 20,8 mm spanner size, M14 x 1,25 thread size, 19 mm thread length, and Iridium Middle Electrode, 1 - Earthed Electrode, and Interference Suppression 5 kOhm spark plug. Confirm the reference, electrical rating, thread or connector details and engine application before fitting; use the specified installation torque and test procedure.

Function : Spark Plug

Spanner Size : 20,8 mm

Thread Size : M14 x 1,25

Thread Length [mm] : 19

Spark Plug : Iridium Middle Electrode

Spark Plug : 1 - Earthed Electrode

Spark Plug : Interference Suppression 5 kOhm

Spark Plug : with gasket seat

Spark Plug : Fixed SAE connector

Spark Position [mm] : 3

Electrode Gap [mm] : 1.1

NGK 3903 Spark Plug

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