Champion 543 - Alternative spark plugs

There are 9 replacement spark plugs for Champion 543. The cross references are for general reference only, please check specifications for your application.

Compatible plug on Amazon

Champion Indust. / Agri Plugs 543 (D89D) Pack of 1 (UPC 037551002955)

19.97$

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Specifications for Champion 543

Thread diameter: M18x1.5
Thread reach: 12.7 mm
Hex size: 23 mm
Terminal: M4/SAE
Gap: 0.6 mm

Champion 543 replacement spark plugs

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