---
product_id: 19981922
title: "Athena (P400485100003) 54mm 125cc Standard Bore Cylinder Kit"
brand: "athena"
price: "5954.49 DT"
currency: TND
in_stock: true
category: "Athena"
url: https://www.desertcart.tn/products/19981922-athena-p400485100003-54mm-125cc-standard-bore-cylinder-kit
store_origin: TN
region: Tunisia
---

# 125cc race-proven power 54mm standard bore precision Nickel-carbide coated durability Athena (P400485100003) 54mm 125cc Standard Bore Cylinder Kit

**Brand:** athena
**Price:** 5954.49 DT
**Availability:** ✅ In Stock

## Summary

> 🏁 Unleash race-day power with every ride!

## Quick Answers

- **What is this?** Athena (P400485100003) 54mm 125cc Standard Bore Cylinder Kit by athena
- **How much does it cost?** 5954.49 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/19981922-athena-p400485100003-54mm-125cc-standard-bore-cylinder-kit)

## Best For

- athena enthusiasts

## Why This Product

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

## Key Features

- • **Endurance Engineered:** Nickel-carbide coated cylinder lining ensures long-lasting wear resistance under extreme conditions.
- • **Race-Ready Precision:** Crafted from lightweight aluminum with a 54mm standard bore for optimal engine fit and performance.
- • **Trusted by Champions:** Built to Yamaha factory specs and chosen by top race teams across motocross, supercross, GNCC, and superbike circuits.
- • **Pro-Level Power Boost:** 125cc displacement designed to maximize horsepower and torque for Yamaha YZ 125 models (1997-2004).
- • **Complete Performance Kit:** Includes forged molybdenum-coated piston, piston pin, rings, and premium gasket kit exceeding OEM standards.

## Overview

The Athena P400485100003 54mm 125cc Standard Bore Cylinder Kit is a high-performance upgrade for Yamaha YZ 125 (1997-2004). Constructed from aluminum and lined with a durable nickel-carbide coating, it delivers enhanced horsepower and extended engine life. This complete kit includes a forged molybdenum-coated piston and premium gasket set, meeting or exceeding OEM specifications and trusted by professional race teams worldwide.

## Description

Contracted from aluminum, the cylinder is lined with a nickel-carbide coating for durable, reliable performance. Features a forged piston that's been molybdenum coated for high performance use and extended wear life. Premium quality gasket kit meets or exceeds OEM specifications. Includes: Cylinder, piston, piston pin, piston pin rings, gasket kit. Fits: Yamaha YZ 125 LC Factory 1997-2004.

## Features

- Contracted from aluminum, the cylinder is lined with a nickel-carbide coating for durable, reliable performance
- Built from race proven designs to Yamaha factory specifications
- Chosen by the top race teams in all forms of racing including super cross, motocross, GNCC, superbike, and more
- Maximizes HP and service life in Yamaha Dirt Bikes and offroad vehicles
- Fits the following rides Yamaha YZ 125 1997-2004

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00IKII5EC |
| Best Sellers Rank | #3,396,390 in Automotive ( See Top 100 in Automotive ) #10,586 in Powersports Engine Gaskets |
| Brand | Athena |
| Customer Reviews | 4.3 4.3 out of 5 stars (42) |
| Date First Available | January 30, 2007 |
| Exterior | Painted |
| Item Weight | 3.31 pounds |
| Item model number | P400485100003 |
| Manufacturer | Athena |
| Manufacturer Part Number | P400485100003 |
| Model | P400485100003 |
| OEM Part Number | P400485100003 |
| Product Dimensions | 12.9 x 8.2 x 6.1 inches |

## Images

![Athena (P400485100003) 54mm 125cc Standard Bore Cylinder Kit - Image 1](https://m.media-amazon.com/images/I/51zNoLRLqLL.jpg)
![Athena (P400485100003) 54mm 125cc Standard Bore Cylinder Kit - Image 2](https://m.media-amazon.com/images/I/418gIcyZmuL.jpg)

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**Shop now:** [https://www.desertcart.tn/products/19981922-athena-p400485100003-54mm-125cc-standard-bore-cylinder-kit](https://www.desertcart.tn/products/19981922-athena-p400485100003-54mm-125cc-standard-bore-cylinder-kit)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-08-23*