Prox Cast Piston Kit 98.00mm
Prox Cast Piston Kit 98.00mm
Available in stock (4)
-
Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Upgrade your engine's performance and reliability with the Prox Cast Piston Kit. Designed for enthusiasts and professionals, this piston kit delivers enhanced stability and optimal thermal expansion, ensuring long-lasting performance under demanding conditions.
Description
The Prox Cast Piston Kit is engineered with precision, utilizing gravity casting and a high-silicon aluminum alloy (approximately 18% silicon) to minimize thermal expansion. This kit is designed to improve engine efficiency and power output. Suitable for 4-stroke engines, the piston features a +1.00mm oversize, providing an upgrade over standard pistons. Available in various oversizes for Nikasil cylinder bores, graded in A/B/C/D sizing, each increasing by 0.01mm in diameter. The Prox piston designs often mirror OEM specifications but incorporate enhancements identified by Prox engineers to boost performance. Invest in the Prox Cast Piston Kit for a durable and high-performing engine upgrade.
Features & highlights
- High-silicon aluminum alloy construction minimizes thermal expansion.
- Gravity-cast for superior stability and durability.
- Designed to enhance engine efficiency and power output.
- Available in multiple oversizes for Nikasil cylinder bores (A/B/C/D).
- Piston designs often mirror OEM configurations with performance upgrades.
- Suitable for 4-stroke engines.
Technical specifications
- Brand: Prox
- Part Number: 09101377
- Piston Material: Cast Aluminum Alloy
- Engine Type: 4-Stroke
- Bore Size: 98.00 mm
- Piston Size: +1.00 mm
- Compression Ratio: 9.0:1
- Ring Material: Steel
Important to know
Please ensure compatibility with your specific engine model before installation. Professional installation is recommended for optimal performance.
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
01.1654.100
Piston Kit
98,00 mm
9,0:1
Aluminum Alloy, Cast
Steel
+1,00 mm
4-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.

