THIS IS FOR THE OMC 18HP OR 22HP AIR COOLED ENGINES. NOT FOR THE 9HP.
The bottom of the plug measures .82" OD and is .96" long from top of plug to bottom of plug.
You would use a 7/8" wrench to tighten.
THIS IS FOR THE OMC 18HP OR 22HP AIR COOLED ENGINES. NOT FOR THE 9HP.
The bottom of the plug measures .82" OD and is .96" long from top of plug to bottom of plug.
You would use a 7/8" wrench to tighten.
