---
product_id: 237670505
title: "Yanmar 104511-78780 Belt Sea Water Pump \"M/19\" fits 2GM 2GMF 2GM20 2GM20F 2GM20FYEU 3GM 3GMF 3GM30 3GM30F 3GM30FYEU 2YM 3HM YSM Engines Model"
brand: "yanmar"
price: "KSh16186"
currency: KES
in_stock: true
url: https://www.desertcart.co.ke/products/237670505-yanmar-104511-78780-belt-sea-water-pump-m-19-fits
store_origin: KE
region: Kenya
---

# Durable rubber material resists sea water corrosion OEM quality ensures reliable engine performance Precision fit for multiple Yanmar engine models Yanmar 104511-78780 Belt Sea Water Pump "M/19" fits 2GM 2GMF 2GM20 2GM20F 2GM20FYEU 3GM 3GMF 3GM30 3GM30F 3GM30FYEU 2YM 3HM YSM Engines Model

**Brand:** yanmar
**Price:** KSh16186
**Availability:** ✅ In Stock

## Summary

> 🌊 Keep your engine cool and cruising with Yanmar’s trusted sea water pump belt!

## Quick Answers

- **What is this?** Yanmar 104511-78780 Belt Sea Water Pump "M/19" fits 2GM 2GMF 2GM20 2GM20F 2GM20FYEU 3GM 3GMF 3GM30 3GM30F 3GM30FYEU 2YM 3HM YSM Engines Model by yanmar
- **How much does it cost?** KSh16186 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/237670505-yanmar-104511-78780-belt-sea-water-pump-m-19-fits)

## Best For

- yanmar enthusiasts

## Why This Product

- Trusted yanmar brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **OEM Assurance:** Original Yanmar part number 104511-78780 guarantees factory-level reliability and performance.
- • **Compact & Lightweight:** Slim profile (16.1 x 15 x 1.6 cm) and ultra-lightweight (0.28 g) for easy installation and minimal engine load.
- • **Marine-Grade Durability:** Crafted from high-quality rubber designed to withstand harsh sea water conditions without degradation.
- • **Universal Compatibility:** Fits a wide range of Yanmar 2GM, 3GM, 2YM, 3HM, and YSM engine models for seamless integration.
- • **Essential Maintenance Upgrade:** Keep your marine engine running smoothly and avoid costly downtime with this critical sea water pump belt.

## Overview

The Yanmar 104511-78780 Belt Sea Water Pump 'M/19' is an OEM replacement part compatible with multiple Yanmar marine engine models including 2GM, 3GM, 2YM, and 3HM series. Made from durable rubber, it resists sea water corrosion and ensures reliable engine cooling performance. Compact and lightweight, this belt is essential for maintaining optimal marine engine function and longevity.

## Description

Yanmar 104511-78780 Belt Sea Water Pump "M/19" fits 2GM 2GMF 2GM20 2GM20F 2GM20FYEU 3GM 3GMF 3GM30 3GM30F 3GM30FYEU 2YM 3HM YSM Engines Model

## Features

- Manufacturer number: 104511-78780
- Fits: 2GM // 3GM, 2GMF // 3GMF, 2GM20 // 3GM30, 2GM20F // 3GM30F, 2GM20FYEU // 3GM30FYEU, 3YM20 // 3YM30
- Original Yanmar Parts

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Color | Black |
| Compatible with | Water Pump |
| Material type | Rubber |
| Batteries included? | No |
| Brand | Yanmar |
| Manufacturer | Yanmar |
| Manufacturer reference | 104511-78780 |
| Package Dimensions | 16.1 x 15 x 1.6 cm; 0.28 g |
| ASIN | B01N3A7SZ3 |

## Product Details

- **Brand:** Yanmar
- **Material:** Rubber
- **Belt style:** V Belt
- **Compatible devices:** Water Pump
- **Item weight:** 0.01 Ounces

## Images

![Yanmar 104511-78780 Belt Sea Water Pump "M/19" fits 2GM 2GMF 2GM20 2GM20F 2GM20FYEU 3GM 3GMF 3GM30 3GM30F 3GM30FYEU 2YM 3HM YSM Engines Model - Image 1](https://m.media-amazon.com/images/I/41b1BMMUFSL.jpg)

## Questions & Answers

**Q: Is this the m/19 size?**
A: I bought this for my fuel pump on my Yanmar 3gm30f... hope that helps

---

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**Shop now:** [https://www.desertcart.co.ke/products/237670505-yanmar-104511-78780-belt-sea-water-pump-m-19-fits](https://www.desertcart.co.ke/products/237670505-yanmar-104511-78780-belt-sea-water-pump-m-19-fits)

---

*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-02-27*