Replacement piston kit for selected Yamaha 40 / 50 HP 3 Cylinder models (1989–2008) — WSM 100-252K / 6H4-11631-01-95.
Product Details
Brand
WSM
Part Number
100-252K
Product Type
Piston Kit
Application
Yamaha
Available Sizes
Choose standard or over-size bore: Standard Bore, Over-Size Bore, Over-Size Bore, Over-Size Bore, Over-Size Bore. Select the WSM SKU that matches your engine bore.
Option
Bore
WSM SKU
Standard (this listing)
—
100-252K
+0.00 mm
—
100-252-04K
+0.00 mm
—
100-252-05K
+0.00 mm
—
100-252-06K
+0.00 mm
—
100-252-07K
OEM References
6H4116310195
Fitment
Fits selected Yamaha models — see table below.
Yamaha
Model
Engine
Years
3 Cyl 2.638 Bore
40
1989–2008
3 Cyl 2.638 Bore
50
1989–2008
3 Cyl Jet
40
1991–2001
3 Cyl Jet
50
1991–2001
Fitment confirmation: Please confirm suitability using the OEM references, fitment guide and product images before ordering.
