Wiseco 90-93 Polaris 350 Trail Boss (639M08000) Piston Kit

Classic Forged 2-stroke pistons are perfect for those looking to rebuild their 2-stroke engine with reliable, high-quality components. These pistons cover a wide range of Powersports rebuilds, including vintage motocross models, classic street bikes, and snowmobiles. The forged material improves tensile strength over cast pistons, ensuring refreshed performance on the track or the trail.

• 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
• 80.00 mm Bore

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