Prox Piston Kit - 250cc 4-stroke Engine
Prox Piston Kit - 250cc 4-stroke Engine
Available in stock (4)
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Maximize the performance and reliability of your 4-stroke engine with the Prox Piston Kit. This kit provides all the necessary components for a complete piston replacement, ensuring optimal combustion and power delivery. Upgrade your engine with confidence using Prox's precision-engineered piston kit.
Description
The Prox Piston Kit is designed for enthusiasts and professionals seeking to rebuild their 4-stroke engines with high-quality components. Each kit includes a precision-machined piston, matched rings, a durable wrist pin, and secure circlips. Manufactured using state-of-the-art CNC equipment and a low-expansion, low-friction aluminum alloy, this piston kit ensures superior performance and longevity. The 77.00 mm bore size piston, with a 13.5:1 compression ratio, delivers enhanced power and efficiency for your 250cc engine. Trust Prox for exceptional quality and performance in every piston kit.
Features & highlights
- Complete Piston Replacement: Includes piston, rings, wrist pin, and circlips for a comprehensive rebuild.
- Precision Machined: Manufactured on state-of-the-art CNC equipment for exact tolerances and optimal fit.
- Enhanced Performance: Low-expansion, low-friction aluminum alloy ensures superior durability and reduced wear.
- Optimized Compression: 13.5:1 compression ratio maximizes power and efficiency.
- Reliable Design: Engineered for 250cc 4-stroke engines to deliver consistent and dependable performance.
Technical specifications
- Brand: Prox
- Product Name: Piston Kit
- Engine Type: 4-Stroke
- Displacement: 250 cc
- Bore Size: 77.00 mm
- Piston Size: 76.96 mm
- Compression Ratio: 13.5:1
- Piston Material: Aluminum Alloy
- Skirt Coating: Non-Coated
- Type: Standard Size B
Important to know
Please ensure this piston kit is the correct size and specification for your engine before installation. Professional installation is recommended.
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
PROX
01.2409.B
Piston Kit
77,00 mm
13.5:1
250 cc
Aluminum Alloy
76.96 mm
Non-Coated
4-Stroke
Standard Size B
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.

