NGK R5673-9 - Alternative spark plugs

There are 16 replacement spark plugs for NGK R5673-9. The cross references are for general reference only, please check specifications for your application.

Compatible plug on Amazon

NGK (3442) R5673-9 Racing Spark Plug, Pack of 1

6.88$

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Specifications for NGK R5673-9

Thread diameter: 14.0 mm
Thread reach: 11.2 mm
Hex size: 16 mm

NGK R5673-9 replacement spark plugs

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