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You are here:Home > Lower Unit Needs > Gear Case Drain & Vent Screws
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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.
DRAIN SCREW SEALS
List Price: $5.00
Our Price: $3.75
You save $1.25!

Drain Screw Seals  used with the 3/8-16 drain fill screw found on all Mercury, Mercruiser and most Mercury/Mariner outboards except Verado and those of Japanese origin. (same seal used with 10-79953K04)
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.
DRAIN PLUG KIT
List Price: $6.16
Our Price: $5.50
You save $0.66!

Drain Plug Kit fits MerCruiser sterndrives and outboard applications.