Tohatsu Nissan Mercury Lower Water Pipe Seal 3B7-65014-0 26-161681 Grommet
3B7-65014-0
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Lower Water Pipe Seal 3B7-65014-0
Premium Outboard Cooling System Component
This high-grade Lower Water Pipe Seal (also known as a water tube grommet) is a vital component of your outboard's cooling system. Positioned at the base of the water pipe where it meets the water pump housing, this seal ensures a watertight connection, preventing exhaust gases from entering the water circuit and ensuring optimal water pressure for engine cooling.
Key Features
- ✔ Direct fit replacement for Tohatsu/Nissan & Mercury
- ✔ Precision molded high-grade rubber
- ✔ Prevents cooling pressure loss
- ✔ Resistance to heat and chemical degradation
Technical Specs
| Part Type: | Water Pipe Seal (Lower) |
| Material: | Marine-Grade Rubber |
| Position: | Lower Water Tube |
| Origin: | Japan / OEM Specs |
Compatibility / Fitment Guide
| Make/System | Model/Application | Horsepower / Year |
|---|---|---|
| Tohatsu / Nissan | M40D, M40D2, M50D, M50D2 | 40HP - 50HP 2-Stroke |
| Tohatsu / Nissan | M60B, M70B, M80A, M90A | 60HP - 90HP 2-Stroke |
| Tohatsu / Nissan | M120A, M140A | 120HP - 140HP 2-Stroke |
| Tohatsu TLDI | MD40A/B/B2, MD50A/B/B2, MD70B, MD90A/B | 40HP - 90HP TLDI |
| Tohatsu / Nissan | MFS25, MFS30 | 25HP - 30HP 4-Stroke (2001-2019) |
| Mercury / Mariner | 25 EFI (3-Cylinder) | 4-Stroke (0R106999 & Up) |
OEM Cross Reference
| Tohatsu / Nissan | 3B7-65014-0, 3B7650140M, 3B7-65014-0M |
| Mercury / Mariner | 26-16168 1, 26-161681, 16168 1, 26-16168 |
| Superseded Numbers | 334650140M |
Questions & Answers
Is this a genuine original part?
This is a premium quality replacement part manufactured to meet or exceed Tohatsu/Mercury OEM standards for fitment and material durability.
Why is this seal important during an impeller change?
If this seal is missing or damaged during lower unit re-installation, exhaust gases can enter the water intake, which significantly reduces cooling efficiency and can lead to engine overheating.
How do I know if it is compatible?
We recommend checking your original part number against the Cross Reference list provided above. This seal is specific to the "Lower" position of the water pipe on the listed HP ranges.
Note: Please verify your original part number against the references above before purchasing. Distributed by 4boats.co.uk.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
