Upgrade your 2-stroke engine with the Prox Piston Kit, engineered for exceptional performance and reliability. Manufactured in Japan to meet or exceed OEM specifications, this kit provides a precise fit and optimal combustion for your 300cc engine. Experience enhanced power and durability with this high-quality piston kit. Description The Prox Piston Kit is crafted from a high-silicon-content aluminum alloy, ensuring superior strength and heat resistance. This advanced material is cast and then CNC-machined to extremely tight tolerances, guaranteeing precise dimensions and optimal performance. Designed as a direct OEM replacement, the kit offers easy installation and seamless integration with your engine. The standard compression ratio maintains factory power output, while the non-coated skirt provides smooth operation. Whether you're rebuilding your engine or seeking a performance upgrade, the Prox Piston Kit delivers unmatched quality and value. This kit is specifically designed for 2-stroke engines. Features & highlights OEM Replacement: Designed to meet or exceed original equipment manufacturer specifications for a perfect fit and reliable performance. High-Silicon Aluminum Alloy: Provides exceptional strength, heat resistance, and durability for extended engine life. CNC-Machined Precision: Ensures extremely close tolerances for optimal performance and efficient combustion. Complete Kit: Includes piston, ring kit, wrist pin, and circlips for a comprehensive rebuild solution. Optimized Performance: Enhances engine power and efficiency for improved overall riding experience. Technical specifications Brand: Prox Part Number: 01.7302.A Bore Size: 72.00 mm Piston Size: 71.94 mm Displacement: 300 cc Engine Type: 2-Stroke Compression Ratio: Standard Piston Material: Aluminum Alloy Skirt Coating: Non-Coated Type: Standard Size A Important to know No specific requirements or limitations are listed for this piston kit.