Wiseco Pistons SK1418 Top End Piston Kit for Yamaha Snowmobile

The Wiseco SK1418 Top End Piston Kit is a complete engine rebuild solution designed for Yamaha RX10 snowmobile models. This comprehensive kit contains all necessary components for rebuilding or overboring your top end, featuring Wiseco's legendary forged piston technology engineered for extreme cold weather performance and high-RPM reliability.

Kit Includes:

• Forged aluminum piston with 74.00mm standard bore
• Piston rings engineered for optimal sealing
• Wrist pin and circlips
• Complete top end gasket set

Key Specifications:

• Bore Size: 74.00mm (Standard Bore)
• Compression Ratio: 13:1
• Nikasil cylinder bore compatible
• Forged from high-strength aluminum alloy

Performance Features:

• Advanced forging process delivers superior strength-to-weight ratio
• Computer-engineered piston skirt profiles minimize cylinder wall friction
• Designed to withstand extreme temperatures and demanding snowmobile conditions
• Built to tight tolerances for optimal performance and reliability
• Lightweight design for instant throttle response and maximum torque

Wiseco has been the trusted name in powersports performance for over 80 years, with their forged pistons proven at every level of riding from weekend trail riders to professional racers. Every Wiseco piston is engineered, forged, and machined in the USA to deliver unmatched durability and power in the most demanding conditions.

Application Note: Designed specifically for Yamaha RX10 Apex and RX-1 snowmobile models (2003-2010). For oversized applications, Nikasil bore sleeving or replating is required.