---
product_id: 168307678
title: "For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump"
brand: "tikscience"
price: "42281CFA"
currency: XOF
in_stock: true
url: https://www.desertcart.sn/products/168307678-for-generac-kohler-onan-gas-diesel-generator-fuel-pump-md7781
store_origin: SN
region: Senegal
---

# 12 Volt electric power 4-7 PSI low pressure flow 25-35 GPH fuel output For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump

**Brand:** tikscience
**Price:** 42281CFA
**Availability:** ✅ In Stock

## Summary

> ⛽ Power your peace of mind with the pump pros trust!

## Quick Answers

- **What is this?** For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump by tikscience
- **How much does it cost?** 42281CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/168307678-for-generac-kohler-onan-gas-diesel-generator-fuel-pump-md7781)

## Best For

- tikscience enthusiasts

## Why This Product

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

## Key Features

- • **Optimized Fuel Flow:** Delivers a steady 25-35 GPH at 4-7 PSI for reliable generator performance every time.
- • **Durability That Lasts:** Corrosion-resistant alloy steel housing ensures 4-5x longer life than typical pumps.
- • **Smooth Start Guarantee:** Self-priming design eliminates extended cranking and vapor lock even in extreme conditions.
- • **Effortless Compatibility:** Universal fit for Kohler, Onan & Generac generators—no guesswork, just plug & play.
- • **Hassle-Free Installation:** Compact, front-mount design with included screws—get up and running in minutes.

## Overview

This 12 Volt self-priming electric fuel pump (MD7781) is engineered for low-pressure fuel delivery (4-7 PSI) with a robust flow rate of 25-35 GPH. Designed specifically for Kohler, Onan, and Generac generators, it features a corrosion-resistant alloy steel body for extended durability and eliminates vapor lock for smooth engine starts. The universal fit and included mounting hardware make installation quick and reliable, backed by a 2-year warranty for confident performance.

## Description

For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump

## Features

- Fitment - 12 Volt 4-7 PSI Flow up to 25-35 GPH Output. Self-Priming Universal Electric Low Pressure Fuel Pump or fuel transfer pump for Generators RV or APU Gas or Diesel, and for Onan, Kohler and Generac Generators.
- Replaces for Kohler - 49862, 278490, 277818, GM39462 & 55-25-559-01-5
- Replaces for Generac - 42700 (042700), 74939 (074939), 77663 (077663), 90475 (090475)
- Replaces for Onan - 149-2620, A029F887, A029F893, A029F891, 149-2331, 149-2140, 149-2163, 149-2036, 149-2145
- [Customer Service] - We offer 2-year service, hassle-free return and money back policy, buy with confidence! You will get a Generator Fuel Pump and two screws

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | TIKSCIENCE |
| Fit Type | Vehicle Specific Fit |
| Vehicle Service Type | for Kohler Popular RV Models; for Kohler Popular Marine Models |
| Material | Alloy Steel |
| Item Weight | 0.49 Kilograms |
| Style | 12V Fuel Pump APU RV |
| Specification Met | OE |
| Auto Part Position | Front |
| Body Material | Alloy Steel |
| Inlet Connection Type | screws |
| Gas Type | diesel,gas |
| Mounting Type | Front Mount |
| Operation Mode | Electric |
| OEM Part Number | 49862, 278490, 277818, GM39462 & 55-25-559-01-5, 42700 (042700), 74939 (074939), 77663 (077663), 90475 (090475), 149-2620, A029F887, A029F893, A029F891, 149-2331, 149-2140, 149-2163, 149-2036, 149-2145 |
| Manufacturer | 12V Fuel Pump APU RV |
| UPC | 752498075458 |
| Model | Self-Priming Low Pressure Fuel Pump |
| Item Weight | 1.09 pounds |
| Package Dimensions | 4.65 x 3.39 x 2.83 inches |
| Item model number | 12V Fuel Pump APU RV |
| Exterior | Smooth |
| Manufacturer Part Number | MD7781 |
| Voltage | 12 Volts |

## Product Details

- **Brand:** TIKSCIENCE
- **Fit Type:** Vehicle Specific Fit
- **Vehicle Service Type:** for Kohler Popular RV Models; for Kohler Popular Marine Models
- **Material:** Alloy Steel
- **Item Weight:** 0.49 Kilograms

## Images

![For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump - Image 1](https://m.media-amazon.com/images/I/61GcedfAAUL.jpg)
![For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump - Image 2](https://m.media-amazon.com/images/I/71K-bMltP8L.jpg)
![For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump - Image 3](https://m.media-amazon.com/images/I/81vRWb5u6JL.jpg)
![For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump - Image 4](https://m.media-amazon.com/images/I/71tzPYIN0SL.jpg)
![For Generac Kohler Onan Gas Diesel Generator Fuel Pump, MD7781, 12 Volt 4-7 PSI Flow up to 25-35 GPH Output, Self-Priming Electric Low Pressure Fuel Pump - Image 5](https://m.media-amazon.com/images/I/71IfQl32dDL.jpg)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-01-28*