Piston Rings

Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251K

4.18 out of 5 stars ( 44 )

Estimated Ship Date: Tomorrow

Piston Rings, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251X

4.23 out of 5 stars ( 13 )

Estimated Ship Date: Tomorrow

Piston Rings, Phosphate Coated, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Piston Rings, HF Series, 4.000 in. Bore, File Fit, 1/16 in., 1/16 in., 3.0mm, Single Piston, Set

Part Number: WIS-4005HF

Not Yet Reviewed

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, for Single Piston, Set

Part Number: HSN-2M4860S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-377X

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 1.2mm, 1.5mm, 2.5mm Thickness, Each

Part Number: HSN-2M5170S

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Piston Rings, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Set

Part Number: SLP-E-229X

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.000 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MAH-51785CP

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Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.000 in. Bore, 2.0mm, 1.5mm, 4.0mm Thickness, V8, Set

Part Number: MAH-51616CP

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-2M139S

Not Yet Reviewed

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Piston Rings, Gas Nitrided, 4.000 in. Bore, 0.047 in., 0.047 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4000GFX

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1.2-1.0-3.0-101.98

Part Number: JEP-J91501-40005

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-SM8556S

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-SM5587S

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.000 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4000H

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Estimated Ship Date: Jan 20, 2026 if ordered today

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Piston Rings, Premium Piston Ring Sets, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L4, Set

Part Number: MAH-41240CP

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Piston Rings, GM Geniune Parts, 4.000 in. Bore, Standard Size, Includes Rings for One Piston, Cadillac, Chevrolet, GMC, Hummer, 6.0L LS, 1 Set

Part Number: ADO-88894243

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Estimated Ship Date: Tomorrow

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Engine Piston Ring Set, Single Cyl Ring Set; Chrome

Part Number: HSN-2C4231S

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Estimated Ship Date: Jan 12, 2026 if ordered today

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1/16-1/16-3mm RING

Part Number: JEP-J30001-40005

Not Yet Reviewed

Estimated Ship Date: Jan 14, 2026 if ordered today

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Engine Piston Ring Set, 1-Cyl Ring Set; Chrome

Part Number: HSN-2C5622

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5502S

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5299S010

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5299S

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Estimated Ship Date: Jan 12, 2026 if ordered today

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