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You are here:Home > "K" Models > KF5 > Lower Unit
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VENT SCREW KIT
List Price: $2.90
Our Price: $1.95
You save $0.95!

Gear Case Vent screw with gasket for gear cases of many smaller Mercury Outboards.
GEARCASE DRAIN SCREW WITH GASKET
List Price: $5.70
Our Price: $4.35
You save $1.35!

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.
PROP SHAFT SEAL
Our Price: $6.45

KD3, KD3S, KD4, KD4S, KE3, KF3, KF5, Mark 5, 6, 6A
CRANKCASE/PROP SHAFT BEARING
Our Price: $7.60

Crankcase bearing fits Mark 5, KF5, KF3, Mark 6 & 6A

Propshaft bearing fits Mark 30 & 55H
CRANKCASE SEAL & INLET SEAL
Our Price: $7.66

Crankcase oil seal for Mark 5, KF5 & KF3

Water cap inlet seal for Mark 6 & 6A
GEAR LUBE
Our Price: $7.80

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.
PROP SHAFT ROLLER BEARING
Our Price: $9.12

Mark 5, KF5,KF3
Mark 6, 6A
COMPRESSION SPRING
Our Price: $12.50

Compression Spring fits KF#, kf5, Mark 5, 6, & 6A
ROLLER BEARING
List Price: $18.00
Our Price: $13.95
You save $4.05!

Fits KF3, KF5, Mark 5, 6, 6A
Mercury 110, 15, 39, 4, 4.5, 6, 60, 7.5, 75, 8, 9.8, 9.9
DRIVE SHAFT/ PROP SHAFT BEARING
Our Price: $21.35

Drive shaft bearing for Mark 10, 10A, 15A, 28, 28A, 30H, 55H, Merc 100, 150, 200 & 250

Prop shaft bearing for Mark 5, 6, 6A, KF5 & KF3