Gear Lube Drain screw with gasket for most Mercury lower units.  (Also used as vent screw in 1963 and newer 35HP and larger non-racing gear cases.)

Was 10-79953T2

This is used as both drain & vent on 1974 & prior models.  1975-76 use this for vent screw and 22-67892A06 magnetic drain screw.

See Model Guide for Applications

This part fits both the drive shaft and the prop shaft for KE4, KE4A, KE7,  
Fits only the drive shaft on the KF7, KG4, KG4H, KG7, KG7H, Mark 7, 20H

Gear Grease- 105 Lubriplate replaces original gear grease in all 1, 2, & 4 cyl. Mercurys through 1961. This heavier lube should also be used in non-shift motors of other brands. 10 oz.

Note: Modern 90 weight gear lube is generally unacceptable in these engines.

KE7, KF7, KG4, KG7 (1939 - 1953)
Mark 7, KE4
1963 - 1978 Merc 110
Merc 39 (1 cyl)
1982 - 1987 Merc 4 (1 cyl)
1980 - 1985 Merc 4.5 (1 cyl)
1970 - 1974 Merc 40 (1 cyl)
1975 - 1979 Merc 45, 4.5 (1 cyl)
1963 - 1968 Merc 60
1979 - 1986 Merc 7.5
1969 - 1978 Merc 75
1979 - 1985 Merc 9.8

Drive shaft bearing for KE7, KF7, KG4, KG7 (1939 - 1953), Mark 7, KE4

Prop shaft bearing for Mark 40, KG9, KF9

KE7, KF7, KG4, KG7 (1939 - 1953)
Mark 7, KE4
1963 - 1965 Merc 110
1961 - 1965 Merc 50

Lower Unit Seal Kit contains all lower unit seals for KE4, KE4A,  KE7 or Mark 7.