WSM Outboard Mercury 100/115 Hp Rebuild Kit (Bottom Guided) Uses #638 bottom guided rods.

This kit meets or exceeds OEM specifications

Kit provides everything you need to re-build your outboard engine

4 Brand New High Quality WSM Pistons, 4 rings, pins and clips, complete gasket kit,  upper, lower and center main crank bearings, 4 each upper and lower rod bearings and 8 rod bolt.

STD 3.375" and Oversizes available: .010, .020, 030, and .040

Please indicate what size pistons you need at checkout in the note section

Item#: 100-25-20
Powerhead Rebuild Kit
Mercury / Mariner 100 / 115 Hp 4 Cylinder Looper 89-93 
Note: 3.375" Bottom Guided AND OVERSIZES AVAILABLE
Brand: WSM

FITMENTS:

Make

Model

Year(s)

Mariner

ALL

Mercury

4 Cyl 3.375 Bore Looper 100

1989-1993

Mercury

4 Cyl 3.375 Bore Looper 115

1989-1993

Note: 3.375" Bottom Guided

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