Prox Piston Kit - 300cc 2-stroke Standard Size
Prox Piston Kit - 300cc 2-stroke Standard Size
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Upgrade your engine's performance with this Prox Piston Kit. Manufactured in Japan, this kit is designed as a high-quality OEM replacement, ensuring optimal fit and function. Get your machine back in top shape with improved reliability and power.
Description
The Prox Piston Kit provides exceptional durability and performance. Each piston is cast from a high-silicon-content aluminum alloy, meeting and exceeding OEM specifications. The piston then undergoes precision CNC-machining to achieve extremely tight tolerances, ensuring optimal compression and efficient combustion within your 300cc 2-stroke engine. This standard size (B) piston kit includes everything you need for a complete piston replacement. Experience enhanced engine performance and reliability with this premium piston kit.
Features & highlights
- Designed as a direct OEM replacement for easy installation.
- Manufactured in Japan to ensure superior quality and reliability.
- Cast from high-silicon aluminum alloy for enhanced durability and heat resistance.
- CNC-machined to exact tolerances for optimal performance and fit.
- Complete kit includes piston, ring kit, wrist pin, and circlips for a hassle-free installation.
- Standard compression ratio ensures compatibility with your engine's original specifications.
Technical specifications
- Brand: Prox
- Product Name: Piston Kit
- Bore Size: 72.00 mm
- Piston Size: 71.95 mm
- Displacement: 300cc
- Engine Type: 2-Stroke
- Piston Material: Aluminum Alloy
- Compression Ratio: Standard
- Skirt Coating: Non-Coated
- Type: Standard Size B
- Units: Kit
Important to know
Ensure proper piston-to-cylinder wall clearance during 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
01.7393.B
Piston Kit
72,00 mm
Standard
300 cc
Aluminum Alloy
71.95 mm
Non-Coated
2-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.

