Piston Rings

Piston Rings, Plasma-Moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553240

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-S100S8-40405

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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

Part Number: MAH-40564CP040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR369040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Performance Series, 4.040 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set

Part Number: MLE-4045MS-15

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Performance Series, 4.040 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4045MS

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CRL3690-45

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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

Part Number: TSR-CR9090-40

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

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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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Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R990240

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Friday 1/2/2026

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

Part Number: TSR-CRL9090-45

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Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Performance Series, 4.040 in. Bore, File Fit, 0.043 in., 0.043 in., 3.0mm, 8-Cylinder, Set

Part Number: MLE-4045ML-043

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Estimated Ship Date: Friday 1/2/2026

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Piston Rings, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in., Ductile, Plasma-moly, File Fit, 8-Cylinder, Set

Part Number: UEM-4000BD8-045

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Estimated Ship Date: Friday 1/2/2026

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M694

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Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Plasma-Moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553140

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Friday 1/2/2026

Piston Rings, Plasma-Moly, 4.040 in. Bore, 1/16 in., 1/16 in., 1/8 in. Thickness, 8-Cylinder, Set

Part Number: HRS-HRC487040405

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Estimated Ship Date: Friday 1/2/2026

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Piston Rings, Plasma-moly, 4.040 in. Bore, 0.043 in., 0.043 in., 3.0 mm, Thickness, 8-Cylinder, Set

Part Number: JEP-J71408-40405

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Estimated Ship Date: Jan 19, 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, 8-Cylinder, Set

Part Number: JEP-J100F840405

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Estimated Ship Date: Jan 20, 2026 if ordered today

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Piston Rings, Performance Series, 4.040 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, Single Piston, Set

Part Number: MLE-4045MS-15-1

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Friday 1/2/2026

Piston Rings, Plasma-Moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 1-Cylinder, Set

Part Number: JEP-S100S1-40405

Not Yet Reviewed

Estimated Ship Date: Friday 1/2/2026

Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J10008-40405

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Estimated Ship Date: Jan 21, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.040 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAN-46354-8

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.040 in. Bore, 1.5mm, 1.5mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-3150020040

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Estimated Ship Date: Feb 2, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3.0mm Thickness, 8-Cylinder, Set

Part Number: MAH-3150049040

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Estimated Ship Date: Feb 2, 2026 if ordered today

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