---
product_id: 105895419
title: "21003-K02 Big Bore Cylinder Kit"
brand: "cylinder works"
price: "5449.90 DT"
currency: TND
in_stock: true
reviews_count: 1
url: https://www.desertcart.tn/products/105895419-21003-k02-big-bore-cylinder-kit
store_origin: TN
region: Tunisia
---

# 21003-K02 Big Bore Cylinder Kit

**Brand:** cylinder works
**Price:** 5449.90 DT
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 21003-K02 Big Bore Cylinder Kit by cylinder works
- **How much does it cost?** 5449.90 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/105895419-21003-k02-big-bore-cylinder-kit)

## Best For

- cylinder works enthusiasts

## Why This Product

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

## Description

Cylinder Works 21003-K02 Big Bore Cylinder Kit

## Features

- Spec: Description: Big Bore Cylinder Kit, Compression Ratio: 12.0:1, Cylinder Diameter: 98mm, Cylinder Kit Type: Big Bore, Displacement: 478cc, Engine Type: 4-Cycle, Kit Includes: Cylinder, Piston Kit, & Top-End Gasket Kit, Notes: Uses Vertex #23403.
- Replaces OEM Numbers: YAMAHA: 2S2-11311-10-00
- Fits: Yamaha YFZ 450 R 2009-2019, YFZ 450 X 2010-2011
- 1-year warranty protects you after your purchase. We're confident that our products will work flawlessly once installed in your vehicle. But in a rare case that it does not, we'll replace it anytime within one year of your order. If you have a problem, we will take every step to assist you, contact us for a replacement.
- 100% New aftermarket Big Bore Cylinder Kit built to meet OEM specifications for Yamaha
- ›See more product details

## Images

![21003-K02 Big Bore Cylinder Kit - Image 1](https://m.media-amazon.com/images/I/71EM8mcvCgL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 







  
  
    Five Stars
  

*by D***. on Reviewed in the United States on May 25, 2016*

easy install, everything was in kit. Runs great!!

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**Shop now:** [https://www.desertcart.tn/products/105895419-21003-k02-big-bore-cylinder-kit](https://www.desertcart.tn/products/105895419-21003-k02-big-bore-cylinder-kit)

---

*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-05-08*