Wiseco Engines & Components

Piston Wrist Pin, E52100 Tool Steel, .927 in. Diameter, .200 in. Wall Thickness, 146 Gram Weight. Each.

Part Number: WIS-S703

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Piston Rings, Gas Nitrided, 4.010 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4014GFX

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Piston Rings, Gas Nitrided, 87.50mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8750XX

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Piston Rings, Plasma-moly, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4060H

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Piston Rings, Gas Nitrided, 89mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8900XX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Gas Nitrided, 86mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8600XX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Plasma-moly, 4.500 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4500H

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Piston Rings, Gas Nitrided, 90mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-9000XX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Plasma-moly, 4.185 in. Bore, 1.2mm, 1.2mm, 2.0mm Thickness, Single Piston, Set

Part Number: WIS-4185LS

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Piston Rings, Plasma-moly, 4.030 in. Bore, 1/16 in., 1/16 in., 3.0mm Thickness, Single Piston Set

Part Number: WIS-4035HF

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

Piston Rings, Gas Nitrided, 86.50mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8650XX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Engine Piston Ring Set, 3.530 Semi Keystone Ring Set

Part Number: WIS-3530KD

Not Yet Reviewed

Estimated Ship Date: May 20, 2026 if ordered today

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• Special Order

Piston Wrist Pins, 5115 Steel, 0.943 in. Diameter, 2.250 in. Length, 122 grams, Each

Part Number: WIS-S749

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Piston Pin, Steel, Straight, 12.00mm x 31.00mm, Cobra, Kawasaki, KTM, Suzuki, Yamaha, Each

Part Number: WIS-S563

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Estimated Ship Date: May 20, 2026 if ordered today

• Drop Ship
• Special Order

Piston Rings, Gas Nitrided, 88.50mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8850XX

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Estimated Ship Date: Today

Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4040H

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Gas Nitrided, 4.040 in. Bore, 0.047 in., 0.047 in. 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4042GFX

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Estimated Ship Date: May 20, 2026 if ordered today

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Piston Rings, Gas Nitrided, 4.037 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4037GFX

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Estimated Ship Date: Today

Piston Rings, Chrome, 61.50mm, Kawasaki, Set

Part Number: WIS-2421CD

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Estimated Ship Date: May 20, 2026 if ordered today

• Drop Ship
• Special Order

Piston Rings, Plasma-moly, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4280H

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Piston Rings, Gas Nitrided, 84mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8400XX

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Piston Rings, Plasma-moly, 3.820 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-3820A

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WRIST PINS

Part Number: WIS-S827

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, Gas Nitrided, 4.080 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4080GFX

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Piston Rings, Plasma-moly, 3.910 in. Bore, 1/16 in., 1/16 in. 3.0mm Thickness, Single Piston, Set

Part Number: WIS-3910HF

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today