The bottom of the plug measures .78" OD and is .56" long from top of plug to bottom of plug.
You would use a 3/8" ALLEN wrench to tighten.
THIS WILL FIT IN THE BOTTOM HOLE FOR THE DRAIN PLUG OR THERE IS A SECOND HOLE ON THE SIDE THAT IT WILL ALSO FIT.
THIS IS FOR THE OMC 18HP OR 22HP AIR COOLED ENGINES. NOT FOR THE 9HP.
The bottom of the plug measures .78" OD and is .56" long from top of plug to bottom of plug.
You would use a 3/8" ALLEN wrench to tighten.
THIS WILL FIT IN THE BOTTOM HOLE FOR THE DRAIN PLUG OR THERE IS A SECOND HOLE ON THE SIDE THAT IT WILL ALSO FIT.
THIS IS FOR THE OMC 18HP OR 22HP AIR COOLED ENGINES. NOT FOR THE 9HP.