McGard Propel lock 3/4x16, Mercury/Mercruiser/OMC

Stern Drive:
MerCruiser® Alpha I, Bravo I (incl. X & XR), TRS, Vazer, OMC Cobra and King Cobra

Outboard motor:
· Mercury/Mariner 70 HP and larger (ex. 225 HP 4-stroke before 2005)
· Mercury Bigfoot 40, 50, 60 HP (4-stroke)
· Optimax 75 HP and larger
· Verado 135 HP and larger
· Johnson/Evinrude 150 HP and larger (2-stroke)