Parts Unlimited Piston Kit for 250cc Engines
Parts Unlimited Piston Kit for 250cc Engines
About this product
About this product
Upgrade your motorcycle's engine performance with the Parts Unlimited 250cc Piston Kit. This high-performance aluminum piston kit is engineered to deliver exceptional power and durability, closely matching original equipment specifications for a seamless fit and reliable operation.
Description
The Parts Unlimited 250cc Piston Kit is meticulously designed for motorcycle enthusiasts seeking to restore or enhance their engine's core. Crafted from high-quality aluminum, this piston kit ensures optimal strength and reduced weight, contributing to improved engine response. Its cast construction closely mirrors original equipment, guaranteeing precise fitment and consistent performance. A key design focus is superior heat transfer, efficiently moving heat from the combustion chamber to the cylinder walls, which is critical for maintaining engine integrity and extending component life under demanding conditions. With a 73.00 mm bore size and a +0.020" oversize option, this kit is ideal for 250cc engines requiring a fresh top end. Each comprehensive kit includes the high-performance piston, piston rings, wrist pins, and circlips, providing all necessary components for a single piston replacement, making it an excellent choice for a complete engine rebuild or performance upgrade.
Features & Highlights
- Optimized Performance: This high-performance cast aluminum piston kit from Parts Unlimited closely matches original equipment specifications, ensuring reliable power delivery and a precise fit for your 250cc engine.
- Superior Heat Management: Engineered for excellent heat transfer from the combustion chamber to the cylinder walls, this design significantly enhances engine durability and efficiency, especially under demanding riding conditions.
- Comprehensive Kit: Each 250cc piston kit is complete, including the durable aluminum piston, all necessary piston rings, a sturdy wrist pin, and secure circlips, simplifying your engine rebuild process.
- Durable Construction: Made from robust, lightweight aluminum, this piston is built for exceptional longevity and consistent performance, standing up to the rigors of motorcycle operation.
- Exact Fitment Options: Designed with a standard 73.00 mm bore size and available in a +0.020" oversize, providing flexible compatibility for various 250cc applications and rebuild needs.
Technical Specifications
- Units: Kit
- Bore Size: 73.00 mm
- Bore Oversize: +0.020"
- Displacement: 250 cc
- Stroke Length: 59.00 mm
- Piston Material: Aluminum
- Vendor Part Number: 09-8012
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
Specifications
09-8012
Piston Kit
73,00 mm
250 cc
Aluminum
59,00 mm
1 mm
1 mm
1 mm
+0.020"
Kit
Reviews


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.
Based in Denmark
Fast customer support
Over 100.000 Products
2-Year Full Warranty
Your peace of mind is our priority. Every product in our shop comes with a comprehensive 2-year warranty, so you can hit the road with full confidence.
Support in Danish, Swedish, German & English
Whether you are upgrading your exhaust or choosing a new helmet, our team of seasoned riders is ready to provide professional guidance for your specific bike.
Free Shipping Over 200€ (EU)
Shop your favorite gear without worrying about extra costs. We offer free shipping on all orders over 200€ (EU), ensuring your parts reach you safely and affordably.
Authorized Parts Europe Dealer
As a certified Parts Europe supplier, we guarantee 100% authentic, high-quality motorcycle parts and accessories directly from the world's leading manufacturers.

