Vertex 23551A High Compression Piston Kit for Yamaha YFZ450 13.0:1 94.95mm

The Vertex 23551A Pro-HC High Compression Piston Kit is engineered specifically for the Yamaha YFZ450, featuring a 13.0:1 compression ratio and 94.95mm bore size. This forged piston kit is designed to improve power and torque delivery across the entire RPM range, making it an ideal performance upgrade for riders seeking maximum engine output.

Key Features:

• Forged from 2618 aluminum alloy for superior strength and durability under high-stress conditions
• High compression 13.0:1 ratio increases combustion efficiency for improved throttle response
• T-5 heat treatment process with hardening and tempering cycle ensures dimensional stability
• Molybdenum Disulphide skirt coating reduces friction for faster break-in and extended piston life
• 94.95mm bore diameter precision-machined for optimal ring seal and performance
• Complete kit includes piston, rings, wrist pin, and circlips for easy installation

Vertex pistons are manufactured to exacting standards, providing a reliable performance upgrade for ATV enthusiasts and racers. The forged construction and high compression design deliver noticeable gains in acceleration and top-end power while maintaining long-term durability.