---
product_id: 99495068
title: "Athena Big Bore Kit (290cc) Compatible with 08-13 Yamaha YZ250F"
brand: "athena"
price: "4796.13 DT"
currency: TND
in_stock: true
category: "Automotive"
url: https://www.desertcart.tn/products/99495068-athena-big-bore-kit-290cc-compatible-with-08-13-yamaha
store_origin: TN
region: Tunisia
---

# Athena Big Bore Kit (290cc) Compatible with 08-13 Yamaha YZ250F

**Brand:** athena
**Price:** 4796.13 DT
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Athena Big Bore Kit (290cc) Compatible with 08-13 Yamaha YZ250F by athena
- **How much does it cost?** 4796.13 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/99495068-athena-big-bore-kit-290cc-compatible-with-08-13-yamaha)

## Best For

- athena enthusiasts

## Why This Product

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

## Description

The water jets have been widened for a higher flow rate, keeping the cylinder cool. Athena built a reliable cast piston that has been molybdenum-coated for high performance use and extended wear life. Includes a specially designed gasket kit to accommodat

## Features

- Athena offers a wide range of cylinder kits for scooters and motorcycles with diameters and portings completely re-designed as original spare parts and / or specific boost to be used on tracks.
- In particular, racing kits consist of lighter pistons with a flat head, special portings, exhaust bridge, and a new cylinder head designed to increase the compression ratio and improve internal combustion.
- For some models Athena also supplies special long stroke racing kits complete with crankshafts and reinforced connecting rods.
- The Athena Big Bore kit is the missing source for increasing your motorcycles raw power.
- The included cylinder is constructed out of aluminum with a nickel-carbide coating to increase durability.
- ›See more product details

## Images

![Athena Big Bore Kit (290cc) Compatible with 08-13 Yamaha YZ250F - Image 1](https://images-na.ssl-images-amazon.com/images/I/61uDVEjNgTL.jpg)

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**Shop now:** [https://www.desertcart.tn/products/99495068-athena-big-bore-kit-290cc-compatible-with-08-13-yamaha](https://www.desertcart.tn/products/99495068-athena-big-bore-kit-290cc-compatible-with-08-13-yamaha)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-06-21*