Pistons & Piston Rings

Piston Rings, Premium Ductile Ring Sets, 0.040 in. Oversize, 4.039 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-2M5523040

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Piston Rings, Plasma-moly, 4.320 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R-92785

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Piston Rings, Plasma-moly, 4.155 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CRL0690-35

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Estimated Ship Date: Jan 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: Jan 12, 2026 if ordered today

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Pistons, Hyperuetectic, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 6

Part Number: UEM-1186H-030

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Piston, Forged, Dish, Single Valve Relief, 4.530 in. Bore, 4.000 in. Stroke, 6.135 in. Rod, 1.645 in. Compression, Chevy, Each

Part Number: JEP-257957-1

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston Rings, Pro GPX Gas Ported, 4.125 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: SUM-GP412510

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Piston Rings, Pro GPX Gas Ported, 4.420 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP442016

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TP1 .866D 2.500L .200W CP Chamfered and

Part Number: TPD-S0427

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Estimated Ship Date: Jan 22, 2026 if ordered today

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Piston - GM 5.7L (350) V8 FLATTOP (STD) W/P Coated aftermarket version

Part Number: MAH-2243547

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Pistons, Cast, Flat, 4.360 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Big Block, Set of 8

Part Number: UEM-1276-040

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.092 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, W8, Set

Part Number: HSN-2M639030

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Pistons, Hypereutectic, Dome, 4.060 in. Bore, Chevy, Set of 8

Part Number: SLP-H617CP60

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Piston Rings, Pro HEMI, 4.090 in. bore, File-fit 1.2mm Nitride Steel Top, 1.2mm Ductile Second, 3.0mm Std. Tension Oil, 8 Cylinders, Set

Part Number: SUM-409012

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Piston Rings, 4.030 in. Bore, 1/16 in., 1/16 in., 3/16 in., Iron, Moly, 8-Cylinder, Set

Part Number: UEM-4000BM8-030

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Piston Rings, Cast Iron, 3.755 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 4-Cylinder, Set

Part Number: TSR-S3750-5

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Piston Rings, Plasma-moly, 4.155 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J100F8-41555

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Piston Rings, Performance Series, 4.020 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set

Part Number: MLE-4025MS-15

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Piston Rings, Performance, 4.155 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, 8 Sets

Part Number: MLE-4155MS-15D

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Piston Rings, Moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. 6-Cylinder, 0.190 in. Deep Groove, VIN Z, Set

Part Number: SLP-E-459K

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, Ford, Set of 8

Part Number: SUM-17303C-40

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Piston Rings, Plasma-moly, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R-9745-35

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Piston Rings, Plasma-moly, 4.390 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR2690-30

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Piston Rings, Pro Steel, Plasma-Moly, 3.830 in. Bore, 1.5mm, 1.5mm, 4.0mm, 4-Cylinder, Set

Part Number: JEP-J616F43830

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Estimated Ship Date: Jan 12, 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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