Piston Rings

Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 4.030 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045035

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Plasma Moly Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 3.780 in. Bore, 1.5mm, 1.5mm, 3.0mm, Set

Part Number: SUM-136SM8531005

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier second, Std. Tension oil, File fit for 4.065 in. bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045065

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Plasma Moly Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 3.810 in. Bore, 1.5mm, 1.5mm, 3.0mm, Set

Part Number: SUM-136SM8531035

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Plasma-moly, 4.065 in. Bore, 1.5mm, 1.5mm, 2.5mm Thickness, 8-Cylinder, Set

Part Number: MAH-42082CP

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier second, Std. Tension oil, File fit for 4.075 in. bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045075

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier second, Std. Tension oil, File fit for 4.070 in. bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045070

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Pro GPX Gas Ported, 3.800 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP380015

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Performance Series, 4.030 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set

Part Number: MLE-4035MS-15

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 4.005 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045010

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 4.040 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045045

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Pro GPX Gas Ported, 4.030 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP403015

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier second, Std. Tension oil, File fit for 4.080 in. bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9045080

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Stainless Steel Series Performance, Gas Nitrided, 4.030 in. Bore, 1.2mm, 1.2mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SN9045030

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, 4.030 in. Bore, 1.0mm, 1.0mm, 2.0mm Thickness, 8-Cylinder, Set

Part Number: MLE-4035MS-112

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Gas Nitrided Steel Top, Martensitic Ductile Napier Second, Std. Tension Oil, File Fit for 3.898 in. Bore, 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9035STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Pro GPX Gas Ported, 3.810 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP381015

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Plasma-moly, 4.030 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-S100S8-40305

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Premium Ductile Ring Sets, Standard Size, 4.250 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8, V8, Set of 8

Part Number: HSN-2M4718

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Piston Rings, Pro GPX Gas Ported, 4.030 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP403012

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Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Plasma-moly, 4.500 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-S100S8-45005

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 3.898 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, L8, V8, Set of 8

Part Number: HSN-2M4897

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tuesday 9/2/2025

Piston Rings, Pro GPX Gas Ported, 4.040 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP404015

Not Yet Reviewed

Estimated Ship Date: Tuesday 9/2/2025

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Piston Rings, Moly, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-553K

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tuesday 9/2/2025