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Screw 10-4000378

There is a newer version of this part: 87810178
NOT SHIPPING No Longer Available

This product is not being produced anymore however may still be available through other dealers.

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Product Description

Mercury factory part. Search for more factory parts & parts diagrams.

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Product Fitment Grid

This guide is to be used as a reference only. You must verify fitment using your model or serial number.

BRAND MODEL 1977 1984 1985 1986 1987
Mariner Outboard 20 [EL] - x x - x
Mariner Outboard 20 [E] - x - - x
Mariner Outboard 20 [ML] - x x x x
Mariner Outboard 20 [M] x x x x -
Mariner Outboard 25 [EH] - - - - x
Mariner Outboard 25 [ELH] - - - - x
Mariner Outboard 25 [EL] - - x - x
Mariner Outboard 25 [E] - - x - -
Mariner Outboard 25 [ML] - - x x x
Mariner Outboard 25 [M] - - x x x
Mercury Outboard 18 [EL] - x - - -
Mercury Outboard 18 [E] - x - - -
Mercury Outboard 18 [ML] - x x - -
Mercury Outboard 18 [M] - x x - -
Mercury Outboard 20 [EL] - - - - x
Mercury Outboard 20 [E] - - - - x
Mercury Outboard 20 [ML/ALT] - - - x -
Mercury Outboard 20 [ML] - - - x x
Mercury Outboard 20 [M] - - - x x
Mercury Outboard 25 [EH] - - x x x
Mercury Outboard 25 [ELH] - - x x x
Mercury Outboard 25 [EL] - x x x x
Mercury Outboard 25 [E] - x x x x
Mercury Outboard 25 [ML] - x x x x
Mercury Outboard 25 [M] - x x x x

Supersession Chain

Name SKU Superceding SKU
Screw 87810178 CURRENT
Screw VIEWING THIS PRODUCT 4000378 87810178
SCREW, GEAR HOUSING (25 mm) 43215 4000378
SCREW 1993335 4000378
Due to manufacturer policy OEM Mercury products can only be shipped to addresses within the United States.