Wiseco Pistons 4629M07500 Forged Piston Kit Bore Compression - 75.00mm 10.25 1

The Wiseco 4629M07500 is a high-performance forged piston kit designed for 4-stroke ATV and dirt bike applications. This precision-engineered piston features a 75.00mm bore (1.00mm oversize) and a 10.25:1 compression ratio, making it an ideal replacement or upgrade for worn cylinders.

Key Features:

• Forged from high-silicon, low-expansion aluminum alloy for superior strength and durability
• Engineered, forged, and machined in the USA at Wiseco's Mentor, Ohio facility
• Complete kit includes piston, high-quality rings, wrist pin, and circlips
• Compatible with all modern cylinder bore compositions including cast iron, chrome, nikasil, and boron composite
• Diamond-turned CNC finish ensures perfect dimensional accuracy and surface quality
• Improved heat transfer and reduced weight compared to cast pistons
• Designed to withstand the demanding conditions of both racing and recreational riding

Wiseco's exclusive forging process compresses the aluminum's molecular structure, creating aligned grain flow that delivers exceptional impact resistance and fatigue strength. This 4-stroke piston kit represents over 80 years of Wiseco's engineering expertise and commitment to producing the finest performance pistons available.

Note: Only Wiseco replacement ring sets should be used with Wiseco pistons to ensure optimal performance and longevity.