---
product_id: 548658590
title: "125CC 4-Stroke Engine Motor Kit, Single Cylinder Air-Cooled Motor Engine for Honda CRF50 XR50 CRF70 Z50R QR50 Dirt Pit Bike, Engine Kit with Manual Clutch and PZ22 Carburetor"
brand: "liyuanjun"
price: "KD 104.85"
currency: KWD
in_stock: true
url: https://www.desertcart.com.kw/products/548658590-125cc-4-stroke-engine-motor-kit-single-cylinder-air-cooled
store_origin: KW
region: Kuwait
---

# 6.5 kW max power output 125cc displacement power 4-speed manual clutch control 125CC 4-Stroke Engine Motor Kit, Single Cylinder Air-Cooled Motor Engine for Honda CRF50 XR50 CRF70 Z50R QR50 Dirt Pit Bike, Engine Kit with Manual Clutch and PZ22 Carburetor

**Brand:** liyuanjun
**Price:** KD 104.85
**Availability:** ✅ In Stock

## Summary

> 🏍️ Unleash the thrill: Power, control, and efficiency in one compact engine!

## Quick Answers

- **What is this?** 125CC 4-Stroke Engine Motor Kit, Single Cylinder Air-Cooled Motor Engine for Honda CRF50 XR50 CRF70 Z50R QR50 Dirt Pit Bike, Engine Kit with Manual Clutch and PZ22 Carburetor by liyuanjun
- **How much does it cost?** KD 104.85 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.kw](https://www.desertcart.com.kw/products/548658590-125cc-4-stroke-engine-motor-kit-single-cylinder-air-cooled)

## Best For

- liyuanjun enthusiasts

## Why This Product

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

## Key Features

- • **Reliable Cooling System:** Air-cooled design ensures consistent engine temperature, preventing overheating during extended adventures.
- • **Precision Power Delivery:** 125cc 4-stroke engine delivering a robust 6.5 kW for dynamic performance on every ride.
- • **Optimized Fuel Efficiency:** PZ22 carburetor and CDI ignition system finely tune air-fuel mix for smooth throttle response and lower fuel consumption.
- • **Comprehensive Kit Included:** Complete with kick starter, gear shift lever, carburetor, intake manifold, CDI, and gaskets for seamless installation.
- • **Ultimate Control Experience:** 4-speed manual transmission with wet multi-plate clutch offers precise gear shifts tailored to any terrain.

## Overview

This 125cc 4-stroke air-cooled engine kit features a powerful 6.5 kW output, a precise 4-speed manual clutch transmission, and a fuel-efficient PZ22 carburetor with CDI ignition. Designed for compatibility with popular Honda mini dirt bikes, it includes all essential components for easy installation and reliable performance on diverse terrains.

## Description

125CC 4-Stroke Engine Motor Kit, Single Cylinder Air-Cooled Motor Engine for Honda CRF50 XR50 CRF70 Z50R QR50 Dirt Pit Bike, Engine Kit with Manual Clutch and PZ22 Carburetor

## Features

- 【What You Will Get】Here 1x 125cc 4 stroke engine, 1x kick starter lever, 1x gear shift lever, 1x carburetor, 1x intake manifold, 1x cdi, 2x intake gaskets are included in the package. The carefully calibrated PZ22 carburetor optimizes the air-fuel mixture, enhancing fuel efficiency and providing a consistent and responsive throttle response, resulting you in a smooth and enjoyable ride.
- 【Main Parameters】Fuel Consumption: ≤367g/kw.h; Displacement: 125cc; Start Mode: Kick starter; Lubrication: SAE15W/40-SE, 4-stroke gasoline engine oil; Compression ratio: 9.0:1 Transmission: 4-speed, Manual clutch; Primary Reduction Ratio: 3.722; Clutch: Wet multi-plate; Max Power: 6.5 kW/7500r/min±375r/min; Spark Plug: A7TC; Carburetor Type: PZ22
- 【Compatible With】This engine fits for HONDA CRF50 / CRF70 / XR50 / XR70 / Z50 / Z50R / CT70 Mini Trail / Z50 / Minitrail Monkey / XL70 ST70 / QA50 / QR50 / CL70 / SL70 / 70 Passport / ST 90K2 / ST 90K1 / CS 90 / SL 90 / ZB 50. Please note this is not a guarantee, if you are unsure, please ask your local dealer.
- 【Precise Control】The engine's 4-speed, manual clutch transmission provides you with precise control over gear changes, allowing you to adapt to various road conditions and terrain, resulting in a more engaging and customized riding experience. Manual transmissions tend to be less expensive to manufacture and maintain than automatic transmissions, which can lead to cost savings for you.
- 【CDI Ignition& Air Cooling】This 125cc engine motor adopts CDI ignition which optimizes the timing and intensity of sparks and enhances fuel efficiency. The engine's air-cooled design ensures a cool performance. The air-cooling system efficiently dissipates heat, preventing overheating during prolonged rides and maintaining optimal engine temperature for a smooth and enduring adventure.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | LIYUANJUN |
| Brand | LIYUANJUN |
| Model | 125CC 4-Stroke Engine Motor |
| Item model number | 125CC 4-Stroke Engine Motor |
| Exterior | 125CC 4-Stroke Engine Motor |
| Manufacturer Part Number | AC-YCZYQ-1495 |

## Product Details

- **Brand:** LIYUANJUN
- **Model Name:** 125CC 4-Stroke Engine Motor
- **Manufacturer:** LIYUANJUN

## Images

![125CC 4-Stroke Engine Motor Kit, Single Cylinder Air-Cooled Motor Engine for Honda CRF50 XR50 CRF70 Z50R QR50 Dirt Pit Bike, Engine Kit with Manual Clutch and PZ22 Carburetor - Image 1](https://m.media-amazon.com/images/I/61wm1k3A-WL.jpg)

## Questions & Answers

**Q: Is it fix Honda atc70?**
A: Dear customer, this product is suitable for honda atc70, hope this can help you!

**Q: Whats the wiring diagram?**
A: Dear customer, 
It is our pleasure to answer your questions. At present, we have updated the wiring diagram picture in real time, and you can see the product wiring diagram. Hope this helps you! 
If you have any problems, contact me freely at any time, we will try our best to solve your problems. 
Good wishes!

## Frequently Bought Together

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*Product available on Desertcart Kuwait*
*Store origin: KW*
*Last updated: 2026-02-06*