Prox Cast Piston Kit 65cc
Prox Cast Piston Kit 65cc
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Maximize the performance and reliability of your 65cc 2-stroke engine with the Prox Cast Piston Kit. Engineered for durability and optimal performance, this piston kit is a crucial upgrade for enthusiasts and professionals alike.
Description
The Prox Cast Piston Kit is designed with meticulous attention to detail, mirroring OEM configurations while incorporating enhancements for superior performance. Crafted using gravity casting and a high-silicon aluminum alloy (approximately 18% silicon), this piston offers exceptional stability and reduced thermal expansion. Suitable for both cast iron and Nikasil cylinder bores, Prox provides a range of oversizes in A/B/C/D grades, increasing in 0.01mm increments for Nikasil cylinders, ensuring a precise fit and optimal cylinder sealing. The moly-coated skirt minimizes friction, enhancing performance and extending engine life. Upgrade your engine with Prox and experience the difference in power and reliability.
Features & highlights
- Engineered for optimal performance and durability in 65cc 2-stroke engines.
- Crafted from high-silicon aluminum alloy for superior stability and reduced thermal expansion.
- Gravity-cast construction ensures consistent quality and precise dimensions.
- Suitable for both cast iron and Nikasil cylinder bores.
- Available in A/B/C/D oversizes for Nikasil cylinders, with 0.01mm increments for precise fitting.
- Moly-coated skirt reduces friction and enhances engine life.
Technical specifications
- Brand: Prox
- Part Number: 09101401
- Engine Type: 2-Stroke
- Displacement: 65cc
- Bore Size: 44.46 mm
- Piston Material: Cast Aluminum Alloy
- Piston Size: Standard Size B
- Ring Material: Steel
- Skirt Coating: Moly Coated
Important to know
Kit includes piston, rings, wrist pin, and circlips. Please ensure proper fitment and bore sizing 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
01.4022.B
Piston Kit
44,46 mm
65 cc
Aluminum Alloy, Cast
Steel
Standard Size B
Moly Coated
2-Stroke
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.

