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You are here:Home > Mercury Outboard Models > 1960 - 1963 > Merc 200 > 1963 20hp (1558310 - 1606902) > 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.
PROP NUT
List Price: $3.80
Our Price: $2.90
You save $0.90!

Merc 39, 40, 110, 200
(SELF-LOCKING)
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.
MERCURY PREMIUM GEAR LUBE 8oz
List Price: $6.13
Our Price: $5.75
You save $0.38!

Mercury Premium Gear Lube for use in gear housings of all Mercury, Mariner, and Force outboards. 8 oz.
SHIM SET
Our Price: $8.95

Fits:
Mark 10, 10A,15A, 28, 28A
Merc 100, 150, 200, 250
DRIVE SHAFT SEAL
Our Price: $10.04

Merc 200
PROP SHAFT SEAL
Our Price: $11.00

Mark 10, 10A, 15A, 28, 28A, Merc 100, 150, 200
ROLLER BEARING
List Price: $15.70
Our Price: $11.88
You save $3.82!

Fits KE7, Mark 10, 10A, 15A, 28, 28A, 28AD, 15, 20, 30, 30E
Merc 100, 150, 200, 250, 20, 60
LOWER UNIT PROP SHAFT SEAL, DRIVE SHAFT SEAL & WATER PUMP COVER SEAL
List Price: $18.50
Our Price: $12.50
You save $6.00!

Lower unit prop shaft seal for KF7, KG4, KG7, KH7, Mark 15, 20, 25

This the driveshaft seal on the KH7.

This is the water pump cover seal for the Merc 200
PROP SHAFT SEAL
Our Price: $13.03

Mark 10, 10A, 15A, 28, 28A, Merc 100, 150, 200