---
product_id: 257045982
title: "StayCoolPumps Impeller Kit Replaces Yanmar Impeller 124223-42092 Gasket 124223-42110 Fits 2-3/4\" Cover"
brand: "staycoolpumps"
price: "$71.61"
currency: USD
in_stock: true
url: https://www.desertcart.us/products/257045982-staycoolpumps-impeller-kit-replaces-yanmar-impeller-124223-42092-gasket-124223
store_origin: US
region: United States of America
---

# Fits 2.75" (70mm) cover pumps Replaces multiple Yanmar OEM parts Precision 1/2" shaft fit StayCoolPumps Impeller Kit Replaces Yanmar Impeller 124223-42092 Gasket 124223-42110 Fits 2-3/4" Cover

**Brand:** staycoolpumps
**Price:** $71.61
**Availability:** ✅ In Stock

## Summary

> 🌊 StayCoolPumps: Keep your engine flowing, never slowing!

## Quick Answers

- **What is this?** StayCoolPumps Impeller Kit Replaces Yanmar Impeller 124223-42092 Gasket 124223-42110 Fits 2-3/4" Cover by staycoolpumps
- **How much does it cost?** $71.61 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/257045982-staycoolpumps-impeller-kit-replaces-yanmar-impeller-124223-42092-gasket-124223)

## Best For

- staycoolpumps enthusiasts

## Why This Product

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

## Key Features

- • **Exact Fitment:** Specifically crafted for 2-3/4" (70mm) covers with a 1/2" shaft and 6-bolt mounting for hassle-free installation.
- • **Durable Design:** 6-blade impeller with keyway groove ensures secure shaft drive and optimal water flow.
- • **Seamless Compatibility:** Perfectly engineered for Japanese freshwater cooled Yanmar engines (3HM, 3HMF, 3HM35, 3HM35F) and select GM models.
- • **OEM Replacement Confidence:** Directly replaces Yanmar OEM parts 128296-42070, 124223-42091, 124223-42092, and gasket 124223-42110 — no compromises on quality.
- • **Avoid Compatibility Pitfalls:** Excludes 1997+ European models (serial starts with 'E'), ensuring you get the right fit every time.

## Overview

The StayCoolPumps Impeller Kit is a precision-engineered replacement for Yanmar marine freshwater cooled engines with 2.75" covers. Featuring a 6-blade impeller with a keyway groove and gasket, it fits models like 3HM, 3HMF, and select GM engines, directly replacing multiple OEM parts. Designed for reliable performance and easy installation, it excludes 1997 and later European models to guarantee perfect compatibility.

## Description

Impeller and gasket Kit This uses a 6 bolt cover with a 2-3/4" (70mm) diameter. 124223-42092 water pump impeller (has keyway groove to fit shaft drive key) fits all Japanese built fresh water cooled 2/3GMF's, 2GM20F's 3GM30F's up to 2005, all 3HM's & 2QM20 Will not fit 1997 and later European made. ( the serial number will start with E) Replaces: Yanmar Impeller Numbers 128296-42070 , 124223-42091 , 124223-42092 Gasket 124223-42110 Sierra 18-8950 Fits the following Yanmar Marine engines: 2GMF , 3GMF , 3GMDF , 1980-83 2GM20F , 3GM30F , 1983-2005 freshwater cooled (antifreeze) models made in Japan. Will not fit 1997 and later European made. ( the serial number will start with E on the European models) 3HM , 3HMF , 1980-83 3HM35 , 3HM35F , 1983-1992 Diameter: 50.8mm (2") Width: 22.1mm (7/8") Shaft: 12.7mm (1/2") 6 Blades

## Features

- For 2.75" (70mm) Cover Yanmar Marine Sea Water Pumps 721575-42701, 721575-42702
- Replaces: Yanmar Impeller Numbers 128296-42070 , 124223-42091 , 124223-42092 and Gasket 124223-42110
- Fits freshwater cooled (antifreeze) models made in Japan, Will not fit 1997 and later European made. ( the serial number will start with E on the European models)
- 1/2" shaft with key , fits pumps with 2-3/4" cover
- Fits the following Yanmar engines: 3HM , 3HMF , 3HM35 , 3HM35F , and some GM models

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | StayCoolPumps |
| Brand | StayCoolPumps |
| Package Dimensions | 16 x 12.9 x 3.4 cm; 59 g |
| Item model number | SCP-12422342092 |
| Manufacturer Part Number | SCP-12422342092 |
| OEM Part Number | 128296-42070 , 124223-42091 , 124223-42092 , 124223-42110 |
| Item Weight | 59 g |

## Product Details

- **Brand:** StayCoolPumps
- **Material:** rubber
- **Item weight:** 0.06 Kilograms
- **Vehicle service type:** Boat
- **Weight class:** Heavy Weight

## Images

![StayCoolPumps Impeller Kit Replaces Yanmar Impeller 124223-42092 Gasket 124223-42110 Fits 2-3/4" Cover - Image 1](https://m.media-amazon.com/images/I/41LAftroMGL.jpg)

## Questions & Answers

**Q: Do you sale the yanmare 124223-42080 lip seal thats what i need**
A: I do have it, but currently only available in the major kit on Amazon.  ASIN: B07JP8PLDH
Thank you,
Steve 
StayCoolPumps

**Q: Hello, does this come with the impeller lube?**
A: No it doesn't come with the silicon lube.

**Q: Does it fit a yanmar 3gm30f ?**
A: Yes, if it is made in Japan.  European made models use a cross pin instead of a key.

**Q: Do you have the pulley for this raw water pump?**
A: Sorry I do not.
Steve
StayCoolPumps

## Frequently Bought Together

- SCP-124223 Impeller Kit Replaces Yanmar Impeller 124223-42092 Gasket 124223-42110 Fits 2-3/4" cover
- Yanmar OEM Oil Filter Assy, D68XL65, Part # 119305-35170
- 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

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-30*