Wiseco Yamaha DT400 75-78/ MX400 75-76 3366TD Piston Kit

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.

• Dedicated forgings and additional lightening operations allow for optimized strength-to-weight ratio
• Improved tensile strength of forged material optimizes strength and service life
• Designed and built for each specific 2-stroke powersports engine
• Includes high-quality piston ring(s), wrist pin(s), and circlips
• Engineered, forged, and machined in the USA in Mentor, OH

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