Piston Rings

Piston Rings, Moly, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-243K20

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Piston Rings, Performance Series, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4145MS

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Piston Rings, Performance Series, 4.145 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4150MS

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Estimated Ship Date: Mar 5, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.145 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-S100S8-41455

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Estimated Ship Date: Mar 10, 2026 if ordered today

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Piston Rings, Performance Series, 4.145 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set

Part Number: MLE-4150MS-15

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Estimated Ship Date: Mar 5, 2026 if ordered today

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Piston Rings, File Fit, 4.145 in. Bore, HV385 Thermal, 1.0mm, 1.0mm, 2.0mm, 8-Cylinder, 8 Sets

Part Number: MLE-4150MS112

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Piston Rings, Pro GPX Gas Ported, 4.145 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP414516

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Rings, Pro GPX Gas Ported, 4.145 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP414543

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Rings, Performance Series, 4.145 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4150ML

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Piston Rings, Plasma-moly, 4.145 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J100F8-41455

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Estimated Ship Date: Mar 10, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M661020

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Estimated Ship Date: Mar 5, 2026 if ordered today

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4.145+5 1.0 1.0 2.0 8CYL

Part Number: TSR-MS1124145

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.145 in. Bore, 0.043 in., 0.043 in., 3.0 mm, Thickness, 8-Cylinder, Set

Part Number: JEP-J71408-41455

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Engine Piston Ring Set, 8-Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5581020

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Piston Rings, Plasma-moly, 4.145 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J10008-41455

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1/16-1/16-3mm RING

Part Number: JEP-J30008-41455

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR0690-25

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 2, 2026 if ordered today

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Piston Rings, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4125BM8-020

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Estimated Ship Date: Mar 24, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.145 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-661020

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Estimated Ship Date: Mar 5, 2026 if ordered today

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

Part Number: HSN-2M5529S020

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Estimated Ship Date: Mar 5, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-4145H

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Estimated Ship Date: Mar 16, 2026 if ordered today

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PISTON RING

Part Number: TSR-102605F

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Oil Ring Expanders, 4.145 in. Bore, 3.0mm Thickness, Standard Tension, Set of 8

Part Number: MLE-4145-300S

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Estimated Ship Date: Mar 5, 2026 if ordered today

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4.140"+0.005 .043", .043", 3.0mm File Fit Rings

Part Number: MLE-4145ML-043-1

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Estimated Ship Date: Mar 5, 2026 if ordered today

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4.140"+0.005 1.0, 1.0, 2.0mm File Fit Rings

Part Number: MLE-4145MS-112-1

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Estimated Ship Date: Mar 5, 2026 if ordered today

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