Tohatsu Nissan Outboard Thermostat Cap Gasket 346-01032-0 15-30HP 2 & 4 Stroke
346-01032-0
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Thermostat Cap Gasket 346-01032-0
Precision Cooling System Seal for Tohatsu & Nissan Outboards
Ensure the integrity of your outboard's cooling system with this high-performance thermostat cap gasket. Specifically designed for Tohatsu and Nissan marine engines, this part provides a critical seal between the thermostat cover and the cylinder head or housing, preventing leaks and ensuring optimal engine temperature regulation.
Key Features
- ✔ Direct fit for Tohatsu & Nissan housings
- ✔ Prevents cooling water bypass and leaks
- ✔ Essential for annual thermostat inspection
Technical Specs
| Part Number: | 346-01032-0 |
| Component: | Thermostat Cap Seal |
| Engine Range: | See Compatibility section |
Compatibility / Fitment Guide
| Model | Power | Engine type |
|---|---|---|
| Tohatsu M15 | 15 HP | 2-stroke |
| Tohatsu MFS4 | 4 HP | 4-stroke |
| Tohatsu 15–30 HP models (2- and 4-stroke) | 15–30 HP | 2- and 4-stroke |
How to check before ordering: the part number on your old part should be 346-01032-0 (or a superseding number). If you are not sure, send us your engine model and serial number (on the plate on the engine bracket) and we will confirm fitment before you order. Tohatsu often uses the same part on related models, so this list may not be complete.
OEM Cross Reference
| Tohatsu / Nissan | 346-01032-0, 346010320M, 350020320M, 3H6010320M |
| Mercury Marine | 27-853702005, 853702005, 8M0214960, 27-853702 |
| Sierra Marine | 18-60920 |
| Parsun | F8-05010005 |
Questions & Answers
Is this a genuine original part?
This is a premium quality replacement part designed to meet or exceed OEM specifications for fitment and material durability.
How do I know if it is compatible?
It fits the Tohatsu M15 (15 HP 2-stroke), MFS4 (4 HP 4-stroke) and Tohatsu 15–30 HP 2- and 4-stroke models. To be sure, check the part number 346-01032-0 on your old gasket, or send us your engine model and serial number and we will confirm fitment.
When should I replace this gasket?
It is highly recommended to replace the thermostat cap gasket every time the thermostat is inspected or replaced to prevent salt-water leakage and corrosion around the cylinder head.
Note: Please verify your original part number against the references above before purchasing. For expert assistance, contact the 4boats.co.uk team.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
