Piston Rings

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

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Piston Rings, Performance Series, 4.075 in. Bore, Plus 0.005 in., File Fit, 1.0mm, 1.0mm, 2.0mm, 8-Cylinder, Set

Part Number: MLE-4080MS-112

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.075 in. Bore, 1.2 mm, 1.5 mm, 3.0 mm Thickness, 8-Cylinder, Set

Part Number: JEP-JG31F840755

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Piston Rings, Pro GPX Gas Ported, 4.075 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP407515

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Piston Rings, Premium Race Series, File Fit, 4.075 in. Bore, 1.2mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: JEP-JG310840755

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Estimated Ship Date: Dec 23, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.070 in. Bore, 1/16 in., 1/16 in., 3.0mm Thickness, Single Piston, Set

Part Number: WIS-4075HF

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Estimated Ship Date: Dec 29, 2025 if ordered today

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Piston Rings, CR Classic Race, Plasma-moly, 4.075 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thick, 1-Cyl., Set

Part Number: TSR-CR759035-1

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Estimated Ship Date: Today

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

Part Number: HSN-2M5538075

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4.075" DMAX 1/16, 2.0, 3.0mm Steel DSL (8cyl) Rings

Part Number: MLE-4075MDR-1

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Estimated Ship Date: Dec 22, 2025 if ordered today

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