Carburettor Float Chamber / Bowl Gasket – Tohatsu 9.9 HP, 15 HP, 18 HP, 40 HP & 50 HP 2-Stroke Outboards

GENUINE carburettor float chamber gasket for selected Tohatsu 9.9–50 HP 2-stroke outboard engines.

Designed to seal the carburettor float chamber, helping prevent fuel leaks caused by worn or damaged gaskets.

Ideal for carburettor servicing, maintenance and repairs.

Fitment – Tohatsu Outboards

HP	Engine Model	Engine Type
9.9 HP	M9.9D2	2-Stroke
15 HP	M15D2	2-Stroke
18 HP	M18E2, MX18E2	2-Stroke
40 HP	M40D2	2-Stroke
50 HP	M50D2, MW50D2, MX50D2	2-Stroke

Important: These are selected applications listed in Tohatsu parts catalogues. Not every engine within these horsepower ranges uses the same carburettor gasket.

Compatibility must be confirmed against the original carburettor assembly and engine serial number.

Replaces Tohatsu Part Number

3C8-03121-0

Additional Reference Formats:

3C8031210
3C8031210M

OEM references are provided for identification purposes only.

Product Details

Condition: New
Product: Carburettor Float Chamber / Bowl Gasket
Quality: genuine tohatsu
Application: Selected Tohatsu M9.9D2 / M15D2 / M18E2 / MX18E2 / M40D2 / M50D2 / MW50D2 / MX50D2
Horsepower: 9.9 HP, 15 HP, 18 HP, 40 HP, 50 HP
Engine Type: 2-Stroke
Main Reference: 3C8-03121-0

Please note: This listing is for a carburettor float chamber gasket, not a complete carburettor repair kit.

For 40 HP and 50 HP three-carburettor models, the parts catalogue specifies three float chamber gaskets per engine. Please select the required quantity when ordering.

Please check the product photographs for the exact item supplied.

Important – Check Compatibility

Please confirm your Tohatsu engine model, year, serial number and original carburettor gasket part number before ordering.

If the part looks the same as yours, this does not always mean it is the correct part for your outboard.

If unsure, contact SSI Marine with your engine details before purchasing.

Why Buy From SSI Marine?

Official Tohatsu Outboards Dealer
Workshop-tested genuine and aftermarket parts
Over 10,000 genuine and aftermarket items stocked
Same-day dispatch before 1 PM Monday–Friday
Royal Mail Tracked 24
UK stock – collection from Leigh, Greater Manchester
Technical support from experienced marine engineers

Buyer Responsibility: Please confirm compatibility before purchasing.

GENUINE 9.9–50 HP Tohatsu Outboard Carburettor Float Chamber Gasket 2-Stroke 3C8-03121-0