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  • Wiseco Honda Turbo F-TOP 1.176 X 81.5MM Piston Shelf Stock
    SKU: 6542M815

    Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.
    Wiseco Honda B16A Piston, 81.50 mm Bore, 29.85 mm Compression Height, 0.827 in. Pin Diameter, Sport Compact, Set of 1.

    • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
    • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
    • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
    • Designed and built to withstand heavy to severe duty performance applications
    • Fully machined crown features
    • Forced pin oiling
  • Wiseco Honda Turbo F-TOP 1.176 X 81.5MM Piston Shelf Stock Kit
    SKU: K542M815

    Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.
    Wiseco Honda B18 Piston Set, 81.50 mm Bore, 29.85 mm Compression Height, 0.8268 in. Pin Diameter, Sport Compact, Set of 4.

    • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
    • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
    • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
    • Designed and built to withstand heavy to severe duty performance applications
    • Fully machined crown features
    • Forced pin oiling
  • Wiseco Honda Turbo F-TOP 1.176 X 82.0MM Piston Kit
    SKU: K542M82AP

    Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.
    Wiseco Honda B16A Piston Set, 82.00 mm Bore, 29.85 mm Compression Height, 0.827 in. Pin Diameter, Sport Compact, Set of 4.

    • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
    • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
    • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
    • Designed and built to withstand heavy to severe duty performance applications
    • Fully machined crown features
    • Forced pin oiling
  • Close-up of a chrome piston with multiple rings and a black lower crown, typical of an internal combustion engine.
    SKU: K542M82

    Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.
    Wiseco Honda B18 Piston Set, 82.00 mm Bore, 29.85 mm Compression Height, 0.8268 in. Pin Diameter, Sport Compact, Set of 4.

    • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
    • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
    • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
    • Designed and built to withstand heavy to severe duty performance applications
    • Fully machined crown features
    • Forced pin oiling
  • Wiseco Honda XR/TRX400EX/TRX400X 101 CR Piston kit
    SKU: 4606M08500

    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.
    Wiseco 4 Stroke Forged Series Piston Kit, 85.00 mm Bore, 10:1 CR

    • Improved tensile strength of forged material optimizes strength and service life
    • 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
    • Engineered, forged, and machined in the USA in Mentor, OH
    • 85.00 mm Bore, 10:1 CR
  • Wiseco Honda XR/TRX400EX/TRX400X 10:1 CR Piston
    SKU: PK1035

    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.
    Wiseco 4 Stroke Forged Series Piston Kit, 88.00 mm Bore, 10:1 CR

    • Improved tensile strength of forged material optimizes strength and service life
    • 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
    • Engineered, forged, and machined in the USA in Mentor, OH
  • Wiseco Hyundai 4B11-T 2008+ Spherical Dish Piston Shelf Stock Kit
    SKU: K651M865

    Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.
    Wiseco Hyundai 4B11 2.0L Piston Set, 86.50 mm Bore, 30.00 mm Compression Height, 0.866 in. Pin Diameter, Sport Compact, Set of 4.

    • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
    • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
    • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
    • Designed and built to withstand heavy to severe duty performance applications
    • Fully machined crown features
    • Forced pin oiling
  • Wiseco Hyundai 4B11-T 2008+ Spherical Dish Piston Shelf Stock Kit
    SKU: K651M86

    Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.
    Wiseco Hyundai 4B11 2.0L Piston Set, 86.00 mm Bore, 30.00 mm Compression Height, 0.866 in. Pin Diameter, Sport Compact, Set of 4.

    • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
    • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
    • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
    • Designed and built to withstand heavy to severe duty performance applications
    • Fully machined crown features
    • Forced pin oiling
  • Wiseco Kawasaki KX450F 06-08/KLX450R 08-19 131 CR Piston kit
    SKU: 4901M09600

    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.
    96.00 mm Bore – 13:1 CR

    • 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
    • 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
    • Engineered, forged, and machined in the USA in Mentor, OH
    • 96.00 mm Bore, 13:1 CR
  • Wiseco KTM 250SX-F/EXC-F Steel Valve Kit
    SKU: SVK6329-E

    Wiseco valvetrain components have riders and racers covered from stock rebuilds to race engines. Titanium valves, Garage Buddy steel valve kits, cam chains, and valve shims help set you up for four-stroke head rebuild success.
    Wiseco, Steel Valve Kit, 250SX-F/EXC-F

    • Garage Buddy valve kits offer a more convenient and affordable replacement kit for titanium valve equipped models
    • Precision machined to exacting tolerances and quality inspected for OEM+ fit and function
    • Valve components manufactured by leading and trusted suppliers
    • Shim kits, individual titanium valves, and more available!
    • Shim kits, individual titanium valves, and more available
  • Wiseco KTM 250SX-F/EXC-F Steel Valve Kit
    SKU: SVK6329-I

    Wiseco valvetrain components have riders and racers covered from stock rebuilds to race engines. Titanium valves, Garage Buddy steel valve kits, cam chains, and valve shims help set you up for four-stroke head rebuild success.
    Wiseco, Steel Valve Kit, 250SX-F/EXC-F

    • Garage Buddy valve kits offer a more convenient and affordable replacement kit for titanium valve equipped models
    • Precision machined to exacting tolerances and quality inspected for OEM+ fit and function
    • Valve components manufactured by leading and trusted suppliers
    • Shim kits, individual titanium valves, and more available!
    • Shim kits, individual titanium valves, and more available
  • Wiseco Lancia 2.0L 16V 85.50 mm Bore 38.94 mm CH -10.00 CC Piston Set
    SKU: KE219M855

    Professional Series forged racing pistons from Wiseco are no-expense-spared pistons designed for the serious racers and builders. Packed full of custom-level performance and durability features and provided with premium rings, Professional Series pistons are designed and built for use in heavy to severe duty race builds. Remove your limits with Wiseco?s Professional Series.
    Wiseco Lancia 2.0L 16V Piston Set, 85.50 mm Bore, 38.94 mm Compression Height, 0.866 in. Pin Diameter, European, Set of 4.

    • Engineered, forged, and machined in the USA from 2618 aluminum for improved tensile strength
    • Precision ring grooves, anti-detonation groove, and additional ring seal improving features
    • ArmorGlide Skirt Coating: seizure resistant, friction reduction, and quieter operation
    • Designed and built to withstand heavy to severe duty performance applications
    • Fully machined crown features
    • Forced pin oiling
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