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Wiseco

Wiseco Marine 2-Stroke Forged Series Piston Kits

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The Wiseco legacy is rooted in 2-stroke piston manufacturing and performance, dating back to 1941--over 80 years ago. Today, their pistons are the result of decades
The Wiseco legacy is rooted in 2-stroke piston manufacturing and performance, dating back to 1941--over 80 years ago. Today, their 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. Wiseco Marine Forged Series 2-stroke piston kits are engineered, designed, and machined for each specific engine. The improved tensile strength of the forged aluminum material optimizes strength and service life, while these dedicated forgings, along with additional lightening operations, allow for optimized strength-
The Wiseco legacy is rooted in 2-stroke piston manufacturing and performance, dating back to 1941--over 80 years ago. Today, their 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. Wiseco Marine Forged Series 2-stroke piston kits are engineered, designed, and machined for each specific engine. The improved tensile strength of the forged aluminum material optimizes strength and service life, while these dedicated forgings, along with additional lightening operations, allow for optimized strength-to-weight ratio. Each Wiseco forged piston kit includes high-quality piston ring(s), wrist pin(s), and circlips. Select the kit with the proper specs for your marine engine.

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Wiseco Marine 2-Stroke Forged Series Piston Kits 3131PS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3131PS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3131PS

Engine Piston, Yamaha/3 55/85/90HP 3228KD

Part Number: WIS-3131PS

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3137P3

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3137P3

Wiseco Marine 2-Stroke Forged Series Piston Kits 3137P3

Engine Piston, Mercury 2.5L PORT 1992-99 3530KD

Part Number: WIS-3137P3

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3173PS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3173PS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3173PS

Engine Piston, OMC CROSS FLOW 3500KD

Part Number: WIS-3173PS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3172P2

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3172P2

Wiseco Marine 2-Stroke Forged Series Piston Kits 3172P2

Engine Piston, OMC 3 CYL. LOOP CHARGE 3207KD

Part Number: WIS-3172P2

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3178PS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3178PS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3178PS

Engine Piston, OMC FICHT 200-225HP *PORT* 3685KD

Part Number: WIS-3178PS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3180PS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3180PS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3180PS

Engine Piston, E/J 3.3L DI PORT 3854KD

Part Number: WIS-3180PS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3191P4

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3191P4

Wiseco Marine 2-Stroke Forged Series Piston Kits 3191P4

Engine Piston, Mercury 3.0L Optimax Port

Part Number: WIS-3191P4

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3192PS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3192PS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3192PS

Engine Piston, Mercury 2.5L Optimax Port

Part Number: WIS-3192PS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3197P2

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3197P2

Wiseco Marine 2-Stroke Forged Series Piston Kits 3197P2

Engine Piston, Mercury 2.5L Optimax .020 Port

Part Number: WIS-3197P2

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3198SS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3198SS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3198SS

Engine Piston, Mercury 2.5L Optimax DFI V6 Starboard

Part Number: WIS-3198SS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3200P4

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3200P4

Wiseco Marine 2-Stroke Forged Series Piston Kits 3200P4

Engine Piston, Yamaha V6 2.6L HPDI * PORT *

Part Number: WIS-3200P4

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3201P2

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3201P2

Wiseco Marine 2-Stroke Forged Series Piston Kits 3201P2

Engine Piston, Yamaha 3.3L V6 225 250 300 HP * Port *

Part Number: WIS-3201P2

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3115P3

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3115P3

Wiseco Marine 2-Stroke Forged Series Piston Kits 3115P3

Engine Piston, OMC/3 LOOP CHARGE 3030KD

Part Number: WIS-3115P3

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3115P4

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3115P4

Wiseco Marine 2-Stroke Forged Series Piston Kits 3115P4

Engine Piston, OMC/3 LOOP CHARGE 3040KD

Part Number: WIS-3115P4

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3116S4

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3116S4

Wiseco Marine 2-Stroke Forged Series Piston Kits 3116S4

Engine Piston, Yamaha V4/V6 STAR SIDE 3584KD

Part Number: WIS-3116S4

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3116SS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3116SS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3116SS

Engine Piston, Yamaha V4/V6 STAR SIDE 3544KD

Part Number: WIS-3116SS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3118SS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3118SS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3118SS

Engine Piston, OMC LOOP CHARGE(STAR) 85-87 3500KD

Part Number: WIS-3118SS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3124P3

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3124P3

Wiseco Marine 2-Stroke Forged Series Piston Kits 3124P3

Engine Piston, Mercury V6 2.5 PORT 1991 3530KD

Part Number: WIS-3124P3

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3129PS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3129PS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3129PS

Engine Piston, CHRYSLER/FORCE Marine 3312KD

Part Number: WIS-3129PS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3147P3

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3147P3

Wiseco Marine 2-Stroke Forged Series Piston Kits 3147P3

Engine Piston, Mercury/3 50/60HP 1991-97 2985KD

Part Number: WIS-3147P3

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3156PS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3156PS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3156PS

Engine Piston, Tohatsu 3 CYL. 40/50D 2678KD

Part Number: WIS-3156PS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3162P4

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3162P4

Wiseco Marine 2-Stroke Forged Series Piston Kits 3162P4

Engine Piston, Mercury Inline 1994-99 3544KD

Part Number: WIS-3162P4

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3162PS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3162PS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3162PS

Engine Piston, Mercury Inline 1994-99 3500KD

Part Number: WIS-3162PS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3140SS

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3140SS

Wiseco Marine 2-Stroke Forged Series Piston Kits 3140SS

Engine Piston, Mercury 2.0L STAR 1992-97 3125KD

Part Number: WIS-3140SS

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

Wiseco Marine 2-Stroke Forged Series Piston Kits 3155P2

Made in the USA Wiseco Marine 2-Stroke Forged Series Piston Kits 3155P2

Wiseco Marine 2-Stroke Forged Series Piston Kits 3155P2

Engine Piston, Tohatsu 2 CYL. 40HP 2775KD

Part Number: WIS-3155P2

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

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Estimated Ship Date: Oct 13, 2025 if ordered today

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