Wiseco 818M06700 Piston Kit Yamaha WR200 67.00mm 2-Stroke Forged

The Wiseco 818M06700 is a high-performance forged piston kit designed for the Yamaha WR200 (1992–1998, Europe). Part of Wiseco's renowned 2-stroke piston lineup, this kit delivers the strength and precision needed for demanding off-road and competition riding.

Wiseco pistons are cold-forged from a high-silicon aluminum alloy, producing a denser grain structure for superior strength, reduced weight, and greater resistance to heat and wear compared to cast alternatives. The result is a piston built to withstand the extreme pressures of high-performance two-stroke engines.

Key Features:

• Forged high-silicon aluminum alloy construction for maximum strength and durability
• Innovative forging design and piston skirt profile optimized for maximum horsepower and torque
• 67.00mm bore diameter (818M06700 — standard or oversize replacement)
• Complete kit includes piston, rings, wrist pin, and circlips (unless otherwise noted)
• Oversize pistons may require cylinder boring or re-sleeving
• OEM-quality fitment with performance-grade materials
• Wiseco part number: 818M06700 | Kit reference: 2638CD

Wiseco has been a trusted name in high-performance pistons since 1941, supplying professional racers and serious enthusiasts worldwide. This piston kit is a direct replacement upgrade for the Yamaha WR200, ensuring reliable power delivery and long service life.