Prox Cast Piston Kit for 2-Stroke Engines

Elevate your engine's performance and reliability with the Prox Cast Piston Kit, meticulously engineered for 2-stroke motorcycle engines. This standard size B cast replica piston kit is designed to meet or exceed OEM specifications, ensuring optimal fit and function for a wide range of applications.

Description

The Prox Cast Piston Kit is a premium choice for riders seeking dependable engine rebuilds or performance enhancements for their 2-stroke powerplants. Utilizing advanced gravity casting techniques, each Prox aluminum alloy piston is crafted with approximately 18 percent silicon content. This crucial silicon integration significantly enhances the piston's stability and remarkably decreases thermal expansion, leading to more consistent performance and extended engine life under varying operating temperatures.

While Prox piston designs often mirror OEM configurations, their expert engineers meticulously evaluate every opportunity to introduce subtle adjustments that can yield increased performance. This commitment to innovation means you get a component that's not just a replacement, but often an upgrade. The durability of these pistons makes them a very stable and reliable core for your engine. Furthermore, Prox 2-stroke pistons are versatile, manufactured to be compatible with both traditional cast iron cylinder bores and modern Nikasil cylinder bores, offering broad application flexibility. For Nikasil bores, Prox provides a comprehensive range of oversizes, graded in A/B/C/D sizing, with each increment going up by 0.01mm in diameter to ensure a precise, tailored fit for your specific rebuild needs.

Features & Highlights

• Enhanced OEM-Style Design: Engineered to closely match OEM specifications, with strategic performance adjustments by Prox engineers for improved power and efficiency.
• Superior Stability & Durability: Manufactured through gravity casting using a high-grade aluminum alloy with approximately 18% silicon content, ensuring exceptional stability and long-lasting performance.
• Optimized Thermal Management: The significant silicon content actively reduces thermal expansion, maintaining piston integrity and consistent clearances across diverse operating conditions.
• Broad Cylinder Compatibility: Specifically designed for seamless integration with both traditional cast iron cylinder bores and advanced Nikasil-plated cylinder bores.
• Precision Oversizing Options: For Nikasil cylinders, Prox offers a detailed range of A/B/C/D oversizes, with each step increasing the diameter by 0.01mm for a perfect, custom fit during engine rebuilds.

Technical Specifications

• Style: Cast Replica
• Engine Type: 2-Stroke
• Piston Material: Aluminum Alloy, Cast
• Piston Diameter: 53.96 mm
• Piston Size: Standard Size B
• Ring Material: Steel
• Units: Kit
• Vendor Part Number: 01.7228.B