Pistons, Rings, Wrist Pins, Bushings & More

Piston Rings, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Tomorrow

Piston Rings, Moly, 4.000 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-458K

4.59 out of 5 stars ( 17 )

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Piston Rings, Moly, 4.030 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K30

5.0 out of 5 stars ( 3 )

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Piston Rings, Moly, 4.020 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K20

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Piston Rings, Plasma-Moly, 97.50mm Bore, 1.2mm, 1.2mm, 2.5mm Thickness, Single Piston, Set

Part Number: SLP-R10607-50MM

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Piston Rings, Moly, 4.040 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-921K40

5.0 out of 5 stars ( 1 )

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Piston Rings, Plasma-moly, 4.060 in. Bore, File Fit, 5/64 in., 5/64 in., 3/16 in., 8-Cylinder, Set

Part Number: SLP-R934365

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Piston Rings, Moly, 4.030 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-458K30

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

Piston Rings, Plasma-moly, 4.040 in. Bore, File Fit, 5/64 in., 5/64 in., 3/16 in., 8-Cylinder, Set

Part Number: SLP-R-9343-45

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Piston Rings, Plasma-Moly, 97mm Bore, 1.2mm, 1.2mm, 2.5mm Thickness, Single Piston, Set

Part Number: SLP-R10607

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Piston Rings, Plasma-moly, 4.000 in. Bore, File Fit, 5/64 in., 5/64 in., 3/16 in., 8-Cylinder, Set

Part Number: SLP-R93435

5.0 out of 5 stars ( 1 )

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Piston Rings, Plasma-moly, 4.155 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R1037430

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Piston Pin, Steel, Chrome, Tapered, 19.00mm x 46.00mm, Suzuki, Yamaha, Each

Part Number: WIS-S531

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Piston Pin, Steel, Tapered, 15.00mm x 47.00mm, Each

Part Number: WIS-S632

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Wrist Pin, Powersports, Tapered, Steel, 20.00mm Diameter, 60.00mm Length, Each

Part Number: WIS-S631

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Pin, Steel, Tapered, 18.00mm x 58.50mm, Each

Part Number: WIS-S513

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Pin, Steel, Chrome, Tapered, 18.00mm x 47.00mm, Yamaha, Each

Part Number: WIS-S560

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Wrist Pin, Powersports, Straight, Steel, 20.00mm Diameter, 77.50mm Length, Each

Part Number: WIS-S392

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Wrist Pin, Powersports, Tapered, Steel, 20.00mm Diameter, 55.50mm Length, Each

Part Number: WIS-S423

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.155 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in. 8-Cylinder, Set

Part Number: SLP-R934635

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Piston Pin, Steel, Tapered, 15.00mm x 41.00mm, Kawasaki, Each

Part Number: WIS-S635

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Estimated Ship Date: Jan 27, 2026 if ordered today

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Piston Rings, Plasma-moly, 3.848 in. Bore, 1.2mm, 1.2mm, 2.5mm Thickness, Single Piston, Set

Part Number: SLP-R10607-75MM

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Piston Pin, Steel, Straight, 12.00mm x 31.01mm, Polini, Yamaha, Each

Part Number: WIS-S634

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Pin, Steel, Straight, 16.00mm x 44.00mm, Each

Part Number: WIS-S637

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Pin, Steel, Straight, 22.00mm x 63.50mm, Each

Part Number: WIS-S640

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Estimated Ship Date: Jan 26, 2026 if ordered today

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