Piston Rings

Piston Rings, Moly, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-178K30

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Piston Rings, Moly, 3.940 in. Bore, 5/64 in., 5/64 in., 5/32 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-642K30

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Piston Rings, CR Classic Race, Plasma-moly, 3.940 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thick, 6-Cyl., Set

Part Number: TSR-CR100565-6

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston Rings, Plasma-moly, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Single Piston, Set

Part Number: WIS-3940VK

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Estimated Ship Date: May 20, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 3.940 in. Bore, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Ring Thickness, L8/V8, Set of 8

Part Number: HSN-2M148030

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston Rings, Cast Iron, 3.940 in. Bore, 5/64 in., 3/32 in., 3/16 in. Thickness, V8, Set

Part Number: SLP-E-178X30

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Estimated Ship Date: May 6, 2026 if ordered today

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Piston Rings, Standard Piston Ring Sets, Cast Iron, 3.940 in. Bore, 5/64 in., 5/64 in., 4.0mm Thickness, V6, Set

Part Number: MAH-51708030

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston Rings, Premium Piston Ring Sets, Plasma-moly, 3.940 in. Bore, 1.2mm, 1.2mm, 2.0mm Thickness, V8, Set

Part Number: MAH-42108CP020

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

Part Number: HSN-2M5522S065

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Estimated Ship Date: May 11, 2026 if ordered today

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Engine Piston Ring Set 58-01 CHR/DOD/JEP/PLY 5.2L

Part Number: EGN-C39158030

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Estimated Ship Date: May 18, 2026 if ordered today

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Engine Piston Ring Set 58-01 CHR/DOD/JEP/PLY 5.2L

Part Number: EGN-R39158030

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Estimated Ship Date: May 18, 2026 if ordered today

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Engine Piston Ring Set 92-03 DOD 3.9L

Part Number: EGN-S39116030

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Estimated Ship Date: May 18, 2026 if ordered today

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Piston Rings, Moly, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40069CP030

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Estimated Ship Date: May 27, 2026 if ordered today

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Piston Rings, Premium Piston Ring Sets, Chrome, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-41226030

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Estimated Ship Date: May 28, 2026 if ordered today

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

Part Number: HSN-2M5522065

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Estimated Ship Date: May 11, 2026 if ordered today

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Piston Rings, Standard Piston Ring Sets, Cast Iron, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-50069CP030

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Estimated Ship Date: May 28, 2026 if ordered today

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Engine Piston Ring Set 87-91 DOD 3.9L

Part Number: EGN-R39156030

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Estimated Ship Date: May 18, 2026 if ordered today

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Engine Piston Ring Set 92-03 DOD/JEP/PLY 5.2L

Part Number: EGN-S39118030

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Estimated Ship Date: May 18, 2026 if ordered today

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Engine Piston Ring Set 87-91 DOD 3.9L

Part Number: EGN-C39156030

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Estimated Ship Date: May 18, 2026 if ordered today

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Ring Set , 1/16-1/16-3/16 - RING SET

Part Number: JEP-J100F839355

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Estimated Ship Date: May 7, 2026 if ordered today

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Xtream Power Adder,AP-Steel Ring set. Features AP Steel 1.5mm top ring with Napier 1.5mm 2nd ring and Std Tension 4mm oil rings. 8 Cylinder set.

Part Number: DMS-RSXP4003940

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Estimated Ship Date: May 6, 2026 if ordered today

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Ductile Moly Ring set.Features Ductile Iron 1/16 moly faced top ring with 1/16 Cast iron 2nd ring and Std Tension 3/16 oil rings. 8 Cylinder set.

Part Number: DMS-RSDM4003940

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Estimated Ship Date: May 6, 2026 if ordered today

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DSS Racing Performance Gas Nitrided Stainless Steel Ring set.

Part Number: DMS-RSXP4063940

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Estimated Ship Date: May 6, 2026 if ordered today

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Piston Rings, Standard Piston Ring Sets, Cast Iron, 3.940 in. Bore, 5/64 in., 5/64 in., 4.0mm Thickness, V8, Set

Part Number: MAH-51709CP030

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Estimated Ship Date: May 21, 2026 if ordered today

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Piston Rings, Premium Piston Ring Sets, Chrome, 3.940 in. Bore, 2.0mm, 1.2mm, 4.0mm Thickness, V6, Set

Part Number: MAH-41844030

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