Genuine Tohatsu crankcase head SKU 309-01210-1 | 4Boats
309-01210-1
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Genuine Tohatsu Crankcase Head 309-01210-1
Original OEM Component for 2-Stroke Outboards
This is a Genuine Tohatsu/Nissan OEM Crankcase Head, engineered specifically for the small-bore 2-stroke outboard range. As a critical structural component of the powerhead assembly, this part ensures the proper sealing and alignment of the crankcase environment, maintaining primary compression for optimal engine performance.
Key Features
- ✔ Genuine Tohatsu Factory Part
- ✔ High-Grade Marine Alloy Construction
- ✔ Direct Replacement for 309-01210-0
- ✔ Corrosion Resistant Finish
Technical Specs
| Manufacturer: | Tohatsu / Nissan |
| Part Type: | Crankcase Head |
| Engine Type: | 2-Stroke |
| Horsepower: | 2.5hp / 3.5hp |
Compatibility / Fitment Guide
| Brand | Model Application | Notes |
|---|---|---|
| Tohatsu | M2.5A, M2.5A2, M3.5A, M3.5A2, M3.5B, M3.5B2 | 2-Stroke Models |
| Nissan | NS2.5A, NS2.5A2, NS3.5A, NS3.5A2, NS3.5B2 | OEM Equivalent |
OEM Cross Reference
| Current MPN: | 309-01210-1 |
| Superseded From: | 309-01210-0 / 309012100M |
| Alternative MPN: | 309012101M |
Questions & Answers
Is this a genuine original part?
Yes, this is an authentic Tohatsu Marine OEM part, supplied in original factory packaging where applicable.
How do I know if it is compatible?
We recommend checking the SKU 309-01210-1 against your engine's parts manual. This part is primarily used in 2.5hp and 3.5hp 2-stroke models. If your part number starts with 309-01210, this is the correct updated version.
Does this include the bolts or gaskets?
This SKU represents the Crankcase Head casting. Mounting bolts (typically 910103-5618) and related gaskets are usually sold separately unless specified as a kit.
Note: Please verify your original part number against the references above before purchasing. For technical assistance, please consult your service manual or contact 4boats.co.uk.
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