Wiseco Engines & Components

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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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 )

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Piston Rings, XX Piston Ring Sets, 3.553 in. Bore, Ring Set Fits One Single Cylinder, 1 Set

Part Number: WIS-9025XX

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Estimated Ship Date: Jan 12, 2026 if ordered today

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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 )

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Piston Rings, Plasma-moly, 4.390 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4390H

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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: Jan 12, 2026 if ordered today

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Piston Wrist Pin, Steel, Each

Part Number: WIS-S691

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston Wrist Pins, 52100 Steel, 0.990 in. Diameter, 2.930 in. Length, 203 grams, Each

Part Number: WIS-S797

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Piston Rings, Gas Nitrided, 75.50mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-7550XX

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4155H

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96.52mm (3.800") Auto Ring Set- 1 cyl.

Part Number: WIS-3800GNX

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Estimated Ship Date: Jan 12, 2026 if ordered today

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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

99.75mm (3.927") Auto Ring Set- 1 cyl.

Part Number: WIS-3927GFX

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1.2/1.2/2.0mm 4.095" bore; 8lb tension

Part Number: WIS-4095VM

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston Rings, Gas Nitrided, 76.00mm Bore, for use on Honda®, Kawasaki, Suzuki, Yamaha, Set

Part Number: WIS-2992XG

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Piston Pin, 52100 High Carbon Steel, 0.990 in. Diameter, 2.930 in. Length, 172 Grams, Each

Part Number: WIS-S726

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Piston Rings, Gas Nitrided, 81mm Bore, 1.0mm, 1.2mm, 2.8mm Thickness, Single Piston, Set

Part Number: WIS-8100XX

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Piston Wrist Pins, Chamfered Pin, H13 Tool Steel, 0.990 in. Diameter, 2.930 in. Length, 189 grams, Each

Part Number: WIS-S813

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Engine Piston Ring Set, 3.520 Semi Keystone Ring Set

Part Number: WIS-3520KD

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston Rings, Plasma-moly, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-3940VK

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Estimated Ship Date: Jan 12, 2026 if ordered today

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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, 3.820 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-3820H

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

Piston Rings, XX Piston Ring Sets, 3.396 in. Bore, Ring Set Fits One Single Cylinder, 1 Set

Part Number: WIS-8625XX

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Estimated Ship Date: Jan 13, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.350 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4350H

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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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Estimated Ship Date: Jan 14, 2026 if ordered today

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