Name: Tohatsu Mercury Fuel Pump Cover Gasket 3C8-04018-0 27-855569 9.9hp 15hp 40hp 50hp
Brand: Tohatsu
SKU: 3C8-04018-0
Price: 6.13 GBP
Availability: OutOfStock

Tohatsu Mercury Fuel Pump Cover Gasket 3C8-04018-0 27-855569 9.9hp 15hp 40hp 50hp

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£6.13

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Pump Cover Gasket 3C8-04018-0

Precision Fuel System Seal for Outboard Marine Engines

This precision-engineered Pump Cover Gasket is a critical component for the carburetor and fuel pump assembly on various Tohatsu, Nissan, and Mercury/Mariner outboard motors. Designed to provide an airtight seal for the fuel pump cover, it ensures consistent diaphragm pressure and prevents hazardous fuel leaks in marine environments.

Key Features

✔ Direct OEM replacement fitment
✔ Resistant to fuel degradation and ethanol
✔ Essential for fuel system rebuilds
✔ Restores optimal pump diaphragm pressure

Technical Specs

Part Number:	3C8-04018-0
Engine Type:	2-Stroke Carbureted

Compatibility / Fitment Guide

Model	Power	Engine type
Tohatsu M15	15 HP	2-stroke
Tohatsu M40	40 HP	2-stroke
Tohatsu MWX50	50 HP	2-stroke
Tohatsu 9.9 HP models	9.9 HP	—

How to check before ordering: the part number on your old part should be 3C8-04018-0 (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	3C8-04018-0, 3C8040180M, 3C8040180
Mercury / Mariner	27-855569, 855569

Questions & Answers

Is this a genuine original part?

This is a premium quality replacement part, manufactured to meet or exceed original equipment (OE) standards for marine fuel systems.

How do I know if it is compatible?

It fits the Tohatsu M15, M40 and MWX50 (15, 40 and 50 HP 2-stroke) and Tohatsu 9.9 HP models. Before ordering, check the part number 3C8-04018-0 (or Mercury 27-855569) or send us your engine model and serial number and we will confirm fitment.

Does this fit the carburetor or the water pump?

This gasket is for the fuel pump cover located on the carburetor assembly. It is not for the water pump housing in the lower unit.

Note: Please verify your original part number against the references above before purchasing. Domain: 4boats.co.uk

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Tohatsu Mercury Fuel Pump Cover Gasket 3C8-04018-0 27-855569 9.9hp 15hp 40hp 50hp