Athena 249cc Piston Kit
Athena 249cc Piston Kit
Hurry up, only 3 items left in stock.
-
Estimated delivery: Feb 04 - Feb 08
About this product
About this product
The Athena Piston Kit delivers exceptional performance and durability for your 2-stroke engine. Designed for enthusiasts and professionals alike, this kit provides increased power and reliability in demanding conditions. Upgrade your engine with confidence using this high-quality piston kit.
Description
Athena's Piston Kit is engineered to withstand high mechanical and thermal stresses. Each kit is rigorously tested on engine dynamometer benches under progressive stress loads and validated on the track to ensure peak performance in even the most extreme conditions. The piston rings are designed to minimize friction with the OE cylinder, boosting overall performance. Manufactured using reverse extrusion and crafted from 4032 aluminum alloy, this standard size A piston is designed for OE cylinders and 249cc 2-stroke engines, offering a direct replacement for enhanced power and reliability. The domed piston head shape optimizes combustion, contributing to the engine's efficiency and responsiveness.
Features & highlights
- Enhanced Durability: High resistance to mechanical and thermal stresses ensures long-lasting performance.
- Optimized Performance: Piston rings minimize friction for increased power output.
- Race-Proven: Tested on engine dynamometers and race tracks for reliability in extreme conditions.
- Premium Materials: Crafted from high-quality 4032 aluminum alloy for superior strength.
- Precision Manufacturing: Made by reverse extrusion for precise dimensions and optimal fit.
- Improved Combustion: Features a domed piston head for more efficient combustion.
Technical specifications
- Brand: Athena
- Part Number: S4F06640019A
- Bore Size: 66.34 mm
- Compression Ratio: Stock
- Displacement: 249 cc
- Engine Type: 2-Stroke
- Piston Head Shape: Domed
- Piston Material: 4032 Aluminum Alloy
- Piston Size: Standard Size A
- Type: A
Important to know
- Designed for OE cylinders.
Shipping & Return
Shipping & Return
Free shipping to GLS parcel shop parcel box for purchases over DKK 1,000.
GLS home delivery costs DKK 59.
We do our best to ship your order as quickly as possible. All orders are generally packed within 24 hours on weekdays.
There is a 14-day return policy. Read more
Parts Denmark Info
Parts Denmark Info
Parts Denmark is a new webshop based in Denmark. We have a physical location you can visit (No showroom yet), and we have both email and phone support in our opening hours.
Our company info is:
Parts Denmark ApS
VAT: DK45974758
Dam Holme 11
3660 Stenløse, Denmark
hello@partsdenmark.com
+45 222 333 29
Best regards,
William Svendsen & Martin Høyer (Owners)
Specifications
ATHENA
S4F06640019A
Piston Kit
66,34 mm
Stock
249 cc
4032 Aluminum Alloy
Standard Size A
2-Stroke
Domed
A
Kit


Who is behind Parts Denmark
Martin and William are the duo behind Parts Denmark — an unlikely but awesome combo of a tech-savvy young IT wizard and a seasoned motorcycle guru who’s seen (and fixed) it all. Together, we’ve built a team with big ambitions, plenty of passion, and a shared mission to create great things — side-by-side with you.

