The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco's forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you're looking for.
The Forged Series of 4-stroke pistons is engineered for versatility and covers various applications. These pistons are designed for ATVs, dirt bikes, street bikes, snowmobiles, UTVs, V-Twins, and more, and they provide options in various bore sizes and compression ratios.
Complete Package: Each piston includes a wrist pin, rings, and circlips, providing everything needed for installation
Forged Material: Optimizes strength and service life, ensuring durability under high-stress conditions
Performance-Enhancing Features: Varied across applications to maximize both durability and power
Improved tensile strength of forged material optimizes strength and service life
Wiseco 4 Stroke Forged Series Piston Kit, 90.50 mm Bore, 9.5:1 CR
Designed and built for each specific 4-stroke powersports engine
Dedicated forgings allow for optimized strength-to-weight ratio
Includes high-quality piston rings, wrist pin(s), and circlips
Wiseco 98-04 Honda TRX450ES Foreman 9.51 (4825M) Piston Kit
Engineered, forged, and machined in the USA in Mentor, OH
Hon TRX450ES Foreman'98-04 9.5:1 (4825M)
90.50 mm Bore, 9.5:1 CR
Engine Piston Set
Piston Kit