Pistons & Piston Rings

Piston Rings, Pro GPX Gas Ported, 4.125 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP412543

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Piston Rings, 4.040 in. Bore, Cast Iron, 1.0mm., 1.0mm, 2.0mm Thickness, 8-Cylinder, Set

Part Number: MLE-4045MS-112

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Piston Rings, Pro GPX Gas Ported, 4.155 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP415512

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Piston Rings, Plasma-moly, 4.530 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J100F8-45305

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Piston Rings, Moly, 4.280 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-553K30

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Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR369040

5.0 out of 5 stars ( 1 )

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Piston Rings, Plasma-Moly, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553260

4.33 out of 5 stars ( 3 )

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

Part Number: SLP-H336CP40

4.0 out of 5 stars ( 3 )

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Pistons, Hypereutectic, Dished, 4.040 in. Bore, Chevy, Set of 8

Part Number: SUM-17383C-40

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Piston Rings, Performance Series, 4.155 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4160MS

5.0 out of 5 stars ( 1 )

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Pistons, Hypereutectic, Dish, 4.030 in. Bore, Chevy, Set of 8

Part Number: SLP-H423DCP30

3.5 out of 5 stars ( 2 )

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Piston Rings, Pro GPX Gas Ported, 4.020 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP402015

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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: SUM-134-CM553430

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Piston Rings, Pro GPX Gas Ported, 4.030 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP403043

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.040 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-S100S8-40405

5.0 out of 5 stars ( 1 )

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Pistons, Hypereutectic, Dish, 4.040 in. Bore, Chevy, Set of 8

Part Number: SLP-H423DCP40

5.0 out of 5 stars ( 2 )

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Piston Rings, Plasma-Moly, 4.040 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-134-CM553240

3.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Pistons, Cast, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Modified, Set of 8

Part Number: UEM-1160-030

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Piston Rings, Pro GPX Gas Ported, 4.530 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP453016

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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

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Pistons, Hypereutectic, Dome, 4.290 in. Bore, Chevy, Set of 8

Part Number: SLP-H426CP40

5.0 out of 5 stars ( 3 )

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Piston, Cast Flat Top, 4.000 in. Bore, Chevy, Checker, Set of 8

Part Number: SLP-310AP

5.0 out of 5 stars ( 2 )

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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: JEP-S100S8-42805

5.0 out of 5 stars ( 1 )

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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: TSR-CRG3690-35

5.0 out of 5 stars ( 1 )

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Piston Rings, Original Premium Piston Ring Sets, Plasma-moly, 3.898 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MAH-41850CP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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