Wiseco Pistons 721M07450 Pro-Lite ATV Piston Kit Standard Bore - 2-Stroke 74.50mm

The Wiseco 721M07450 Pro-Lite piston kit is engineered for Polaris 300cc 2-stroke ATV engines, delivering superior performance and durability. This standard bore piston features a 74.50mm bore diameter and is forged from high-silicon, low-expansion aluminum alloy for maximum strength, reduced weight, and improved heat transfer.

Key Features:

• Forged from aerospace-grade high-silicon aluminum alloy for exceptional strength-to-weight ratio
• CNC-machined cam shape and profile optimized for peak horsepower and extended service life
• Diamond-turned finish ensures perfect dimensions with no size variations
• Pro-Lite design with precision-machined skirt for maximum torque and throttle response
• Complete kit includes high-performance ring set, wrist pin, and circlips
• Standard bore size: 74.50mm (stroke: 65mm)
• Manufactured in the USA using dedicated forging process

Wiseco pistons are designed with over 80 years of racing heritage and proven performance in trail and competitive applications. The innovative forging design and precision engineering deliver durability, longevity, and increased horsepower compared to stock components. Each piston is manufactured to exact tolerances in Wiseco's state-of-the-art facility, ensuring consistent quality and reliability.