Pistons & Piston Rings

Piston Rings, Pro GPX Gas Ported, 3.903 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP390312

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Piston Rings, Pro GPX Gas Ported, 4.060 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP406043

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Piston Rings, Pro GPX Gas Ported, 4.165 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP416564

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Estimated Ship Date: Feb 11, 2026 if ordered today

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Piston Rings, Pro GPX Gas Ported, 3.572 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP357215

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Piston Rings, Plasma-moly, 4.025 in. Bore, 1.50mm, 1.50mm, 3.00mm Thickness, 8-Cylinder, Set

Part Number: MLE-4255MS-15

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Estimated Ship Date: Jan 6, 2026 if ordered today

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

Part Number: HSN-2M5519005

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Engine Piston Ring Set, 4-Cyl Ring Set; Triple Chrome

Part Number: HSN-2C5071020

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Estimated Ship Date: Jan 5, 2026 if ordered today

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BBC "Quick 16" +42cc Dome 1.120"

Part Number: WIS-6478B100

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Estimated Ship Date: Jan 14, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.165 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR0690-40

5.0 out of 5 stars ( 1 )

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Pistons, Cast, Dish, 3.905 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, L6, Set of 6

Part Number: UEM-1446C-030

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Pistons, Hypereutectic, Dome, 4.250 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-3475HC-STD

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 90.2mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Ford, Set of 8

Part Number: UEM-3175HC-STD

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

Part Number: HSN-2M5515

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Ring Set, Plain - Gas Nitride Steel Performance Top Compression Ring 4.600 x .043 .170 RW

Part Number: MAH-3011040

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H-13 1.575"D/3.250"L/.437"W

Part Number: TPD-S0547

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Estimated Ship Date: Jan 19, 2026 if ordered today

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Pistons, Cast, Dish, 4.125 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Oldsmobile, V8, Set of 8

Part Number: UEM-1631-STD

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Rings, Pro HEMI, 4.100 in. bore, File-fit 1.2mm Nitride Steel Top, 1.2mm Ductile Second, 3.0mm Std. Tension Oil, 8 Cylinders, Set

Part Number: SUM-410012

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Piston Rings, Cast Iron, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CL909060

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Pistons, Hypereutectic, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, GM, Set of 6

Part Number: UEM-3490HC-STD

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Rings, Gas Nitride Steel Top, Ductile second, Std. Tension oil, File Fit for 4.150 in. bore 1.2mm, 1.2mm, 3.0mm, Set

Part Number: SUM-136SN9050025

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Piston Rings, Steel Series Performance, Plasma-moly, 4.080 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SM8565080

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Estimated Ship Date: Jan 5, 2026 if ordered today

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Silvolite Hyper-Coated Anodized Piston 2.5L Subaru (H4) 2006-2011

Part Number: UEM-9145HCA5MM

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Pistons, Cast, Flat, 4.210 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Pontiac, V8, Set of 8

Part Number: UEM-1525-060

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.562 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR9130-5

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Pistons, Hypereutectic, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-3440HC-040

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Estimated Ship Date: Jan 26, 2026 if ordered today

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