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Wiseco Semi-Keystone Piston Rings

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Wiseco Semi-Keystone piston rings offer maximum ring seal with less than 1 percent blowby. These rings have a 7 degree tapered compression ring and use high temperature alloys. Their rings can be used in cast iron, nickel ceramic platings (Nikasil), boron composite, and electrofusion bores. They can-not be used in chrome bores unless otherwise stated. Wiseco rings only fit their pistons. They are designed for durability, longevity, and exceptional ring seal for top performance. When you want superior strength, longer life, and improved heat transfer, get Wiseco Semi-Keystone piston rings.

Results 1 - 25 of 126

Engine Piston Ring Set, 2.975 Semi Keystone Ring Set

Part Number: WIS-2975KD

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring, 3.228 Semi Keystone Ring

Part Number: WIS-3228KA

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 2.955 Semi Keystone Ring Set

Part Number: WIS-2955KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.564 Semi Keystone Ring Set

Part Number: WIS-3564KD

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Estimated Ship Date: Monday 3/30/2026 if shipped by air

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Estimated Ship Date: Monday 3/30/2026 if shipped by air

Engine Piston Ring Set, 3.640 Semi Keystone Ring Set

Part Number: WIS-3640KD

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Engine Piston Ring Set, 3.625 Semi Keystone Ring Set

Part Number: WIS-3625KD

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Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Engine Piston Ring Set, 2.697 Semi Keystone Ring Set

Part Number: WIS-2697KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring, 3.367 Semi Keystone Ring

Part Number: WIS-3367KA

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

79.0MM SEMI KEYSTONE "L" RING

Part Number: WIS-3110LT

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring, 2.658 Semi Keystone Ring

Part Number: WIS-2658KA

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring, 3.425 Semi Keystone Ring

Part Number: WIS-3425KA

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.464 Semi Keystone Ring Set

Part Number: WIS-3464KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.685 Semi Keystone Ring Set

Part Number: WIS-3685KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring, 2.992 Semi Keystone Ring

Part Number: WIS-2992KA

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.484 Semi Keystone Ring Set

Part Number: WIS-3484KD

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.544 Semi Keystone Ring Set

Part Number: WIS-3544KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 2.875 Semi Keystone Ring Set

Part Number: WIS-2875KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.584 Semi Keystone Ring Set

Part Number: WIS-3584KD

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

2.697 SEMI KEYSTONE RING

Part Number: WIS-2697KA

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.258 Semi Keystone Ring Set

Part Number: WIS-3258KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.520 Semi Keystone Ring Set

Part Number: WIS-3520KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 2.854 Semi Keystone Ring Set

Part Number: WIS-2854KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.051 Semi Keystone Ring Set

Part Number: WIS-3051KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.327 Semi Keystone Ring Set

Part Number: WIS-3327KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Engine Piston Ring Set, 3.600 Semi Keystone Ring Set

Part Number: WIS-3600KD

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Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today