Mercury Kiekhaefer Outboard AB Racing Gearcase Propeller Nut 11-20958 Mark 20H Upper Unit Please inspect pictures closely as

Please inspect pictures closely as yours should look just like these as they used this type for a number of years and all the other types of trim arms look quite different (note that this style does not have a rigid external trim line running the lenght of the cylinder like the post-1982 models have)

(Gray Silver or Blue)

1981 1982 1983 1984 1985 1986 1987 1988 1989 GM 150hp 175hp 185hp 200hp 225hp 235hp

Fuel Connector Tap quick connect

436-6646A 2 436-9072A 1

Mercury Kiekhaefer Outboard AB Racing Gearcase Propeller Nut 11-20958 Mark 20H Upper Unit Please inspect pictures closely asItem Description Mercury Part Number 11 20958 Brass Propeller Nut Mark AB Racing Gearcase Purchase with confidence!