Prox Piston Kit - 300cc 2-stroke Engine
Prox Piston Kit - 300cc 2-stroke Engine
Available in stock (5)
-
Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Upgrade your 300cc 2-stroke engine with the Prox Piston Kit, engineered for exceptional performance and reliability. This kit provides a high-quality OEM replacement, ensuring optimal power and longevity for your motorcycle or ATV.
Description
The Prox Piston Kit is meticulously manufactured in Japan and designed as a direct OEM replacement. Each piston is cast from a high-silicon-content aluminum alloy, meeting or exceeding OEM specifications for superior strength and heat resistance. The piston undergoes precision CNC-machining to achieve extremely close tolerances, guaranteeing optimal fit and performance. Whether you're rebuilding your engine or looking for a performance boost, the Prox Piston Kit delivers unparalleled quality and durability. It is designed for standard compression ratio and ensures a perfect fit with its 71.94 mm piston size and 72.00 mm bore size. Experience the difference that precision engineering makes.
Features & highlights
- Manufactured in Japan to ensure top-tier quality and precision.
- Cast from high-silicon-content aluminum alloy for enhanced durability and heat dissipation.
- CNC-machined to extremely close tolerances for optimal fit and performance.
- Designed as a direct OEM replacement, simplifying installation and ensuring compatibility.
- Provides standard compression ratio, maintaining engine's original performance characteristics.
- Non-coated skirt.
Technical specifications
- Brand: Prox
- Part Number: 01.6394.A
- Bore Size: 72.00 mm
- Piston Size: 71.94 mm
- Displacement: 300 cc
- Engine Type: 2-Stroke
- Piston Material: Aluminum Alloy
- Compression Ratio: Standard
- Type: Standard Size A
- Skirt Coating: Non-Coated
Important to know
This kit includes: piston, ring kit, wrist pin, and circlips. Please ensure compatibility with your specific engine model 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
01.6394.A
Piston Kit
72,00 mm
Standard
300 cc
Aluminum Alloy
71.94 mm
Non-Coated
2-Stroke
Standard Size 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.

