Prox Piston Kit 4-stroke 350cc +1.00mm Oversize
Prox Piston Kit 4-stroke 350cc +1.00mm Oversize
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Estimated delivery: Feb 05 - Feb 09
About this product
About this product
Maximize your engine's performance with this high-quality Prox Piston Kit, designed as a direct OEM replacement. Crafted in Japan using state-of-the-art CNC equipment, this kit ensures precision and reliability for your 4-stroke engine. Upgrade your engine's power and efficiency with a piston kit built to meet and exceed OEM standards.
Description
This Prox Piston Kit is engineered for optimal performance and durability. Specifically designed for 4-stroke engines with a 350cc displacement, this kit features a +1.00mm oversize piston to enhance compression and power. The piston is constructed from a high-quality cast aluminum alloy, ensuring excellent heat dissipation and resistance to wear. The cavity piston head shape is designed for optimal combustion. Each kit includes a piston, ring set, wrist pin, and circlips, providing everything needed for a complete and efficient installation. Whether you're rebuilding an engine or looking to improve performance, the Prox Piston Kit delivers exceptional quality and value. The 84.00 mm bore size and 9.2:1 compression ratio are designed to optimize engine performance and longevity.Features & highlights
- Precision-machined for exact OEM replacement fit.
- Oversize piston (+1.00mm) improves compression and power.
- Manufactured from high-quality cast aluminum alloy for durability and heat resistance.
- Complete kit includes piston, rings, wrist pin, and circlips.
- Designed for 4-stroke engines with 350cc displacement.
- Cavity piston head shape ensures optimal combustion.
Technical specifications
- Brand: Prox
- Vendor Part Number: 01.2487.100
- Bore Size: 84.00 mm
- Bore - Oversize: +1.00 mm
- Compression Ratio: 9.2:1
- Displacement: 350 cc
- Engine Type: 4-Stroke
- Piston Head Shape: Cavity
- Piston Material: Cast Aluminum Alloy
- Skirt Coating: Non-Coated
Important to know
Ensure proper fitment and follow manufacturer's instructions 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
01.2487.100
Piston Kit
84,00 mm
9.2:1
350 cc
Aluminum Alloy, Cast
Non-Coated
4-Stroke
Cavity
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.

