Description

Top-End Rebuild Kit – 81.50 mm – Original Series – Yamaha

Restore your Yamaha engine’s performance with the WSM Top-End Rebuild Kit, designed for precision and durability. This comprehensive kit includes high-quality pistons, rings, pins, and clips that meet OEM standards, ensuring reliable operation and long-lasting results. The kit also features racing needle bearings, head and base gaskets, as well as intake and exhaust gaskets, providing all necessary components for a complete rebuild. Constructed with premium materials, these parts are engineered to withstand high-stress conditions, making them suitable for racing and demanding applications. Whether you’re restoring an older engine or preparing for a competitive race, this rebuild kit offers a straightforward solution to restore optimal compression and power output. Easy to install and designed specifically for Yamaha models with a 81.50 mm bore, it guarantees a precise fit and seamless performance, helping extend the life of your engine while maintaining peak efficiency.

Features:

• Includes pistons, rings, pins, and clips for a complete rebuild

• Racing needle bearings for enhanced durability under high stress

• Head and base gaskets ensure a tight seal to prevent leaks

• Intake and exhaust gaskets included for comprehensive engine sealing

• Designed specifically for Yamaha engines with 81.50 mm bore