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Powerhead Rebuild Kit - Mercury / Mariner 20 - 50 HP Cross Flow 72 - 97 .030 Over | WSM 100 - 05 - 13
Powerhead Rebuild Kit - Mercury / Mariner 20 - 50 HP Cross Flow 72 - 97 .030 Over | WSM 100 - 05 - 13
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$1,025.50 AUD
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$1,025.50 AUD
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Service kit for selected Mariner, Mercury 20 / 40 / 50 models (1970–1997) — WSM 100-05K.
Product Details
| Brand | WSM |
|---|---|
| Part Number | 100-05K |
| Product Type | Marine Outboard Parts > General Parts |
| Application | Mercury |
Available Sizes
Choose standard or over-size bore: Standard Bore, Over-Size 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 | — | 100-05K |
| +0.00 mm | — | 100-05-045K |
| +0.00 mm | — | 100-05-04K |
| +0.00 mm | — | 100-05-05K |
| +0.00 mm | — | 100-05-06K |
| +0.00 mm | — | 100-05-07K |
Fitment
Fits selected Mariner / Mercury models — see table below.
Mariner
| Model | Engine | Years |
|---|---|---|
| ALL Mariner ALL Mercury 2 Cyl 2.565 Bore Cross Flow | 20 | 1972–1979 |
Mercury
| Model | Engine | Years |
|---|---|---|
| 2 Cyl 2.565 Bore Cross Flow | 20 | 1972–1979 |
| 4 Cyl 2.565 Bore Cross Flow | 40 | 1990–1997 |
| 4 Cyl 2.565 Bore Cross Flow | 50 | 1970–1985 |
Fitment confirmation: Please confirm suitability using the OEM references, fitment guide and product images before ordering.






