99+ Yamaha YZ250 YZ 250X Big Bore 72mm Wiseco Piston 72 mil ArmorGlide 878M07200

878M07200,2835CD,CW18,S508,B1006,1P8-11631-00-B0,5CU-11603-10-00,5CU-11603-00-00,5UP-11633-00-00,93450-19052-00,8216D560,21009-K01

FITS ALL '1999+ YZ 250 & YZ 250X TWO STROKE MODELS!

Also Fits The Following Makes: Husqvarna, Kawasaki, KTM, Suzuki, Yamaha

Also Fits Many Other 2-Stroke Models Including: CR 250, CR250, WR 250, WR250, KX 250, KX250, 250 SX, RM 250, RM250, YZ 250, YZ 250 X, YZ250, YZ250X

72mm Wiseco Forged Piston Kit (Includes high-quality piston ring(s), wrist pin(s), and circlips)

Titanium Nitride Coated Piston Rings (Made in Japan)

ArmorGlide Coated Piston

Top End Piston Bearing (Wrist Pin Bearing)

Made in USA, Except Piston Rings, They are Made in Japan

Wiseco’s legacy is rooted in 2-stroke piston manufacturing and performance, dating over 80 years ago back to 1941. Today, Wiseco 2-stroke pistons are the result of decades of experience, incorporating the latest in 2-stroke piston manufacturing and design to deliver the performance Wiseco built its name on.

Engineered, forged, and machined in the USA in Mentor, OH

Designed and built for each specific 2-stroke powersports engine

Improved tensile strength of forged material optimizes strength and service life

Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio