Pistons & Piston Rings

Piston Rings, Pro GPX Gas Ported, 3.790 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP379015

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Estimated Ship Date: Dec 30, 2025 if ordered today

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Pistons, Hypereutectic, Dish, 4.020 in. Bore, L4, Marine, Set of 4

Part Number: SLP-H896CP20

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Piston Rings, Performance Series, 4.030 in. Bore, File Fit, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4035ML

5.0 out of 5 stars ( 2 )

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Piston Rings, Pro GPX Gas Ported, 4.500 in. Bore, File Fit, Gas Nitrided, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP450016

5.0 out of 5 stars ( 1 )

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Pistons, Hypereutectic, Flat, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Set of 8

Part Number: UEM-9906HC-040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston Rings, Moly, 3.907 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-938K25MM

1.0 out of 5 stars ( 1 )

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

Part Number: SLP-H653CP40

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Pistons, Hypereutectic, Dish, 4.420 in. Bore, Ford, Set of 8

Part Number: SLP-H612CP60

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Pistons, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-3101HC-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: Dec 15, 2025 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Standard Size, 3.248 in. Bore, Chrome, 1.0mm, 1.2mm, 1.5mm Ring Thickness, L4, Set of 4

Part Number: HSN-2C5382

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Piston Rings, Steel Series Performance, Plasma-moly, 4.065 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SM8565065

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Pistons, Hypereutectic, Dish, 4.390 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-3109HC-030

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Piston Rings, Performance Series, 4.060 in. Bore, File Fit, 0.043 in., 0.043 in., 3.0mm, 8-Cylinder, Set

Part Number: MLE-4065ML-043

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 26, 2025 if ordered today

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Piston Rings, Plasma-moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-R9903030

5.0 out of 5 stars ( 4 )

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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: TSR-CR3690-60

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Piston Rings, Moly, 3.790 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-240K40

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Pistons, KB Performance, 3.785 in. Bore, Dish, 1.353 in. Compression Height, Press/Float Pin, 5/64 x 5/64 x 3/16 Ring Grooves, Jeep, Set of 6

Part Number: UEM-KB424C-STD

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston Rings, Stainless Steel Series Performance, Gas Nitrided, 4.070 in. Bore, 1.2mm, 1.2mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SN9045070

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Pistons, Cast, Flat, 3.593 in. Bore, 3/32 in., 3/32 in., 3/16 in. Ring Grooves, Chevy, L6, Set of 6

Part Number: UEM-1413-030

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Piston Rings, Pro GPX Gas Ported, 4.000 in. Bore, File Fit, Plasma-moly, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: SUM-GP400064

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Piston Rings, Moly, 4.392 in. Bore, 2.0mm, 2.0mm, 4.0mm Thickness, 8-Cylinder, Set

Part Number: SLP-E-897K30

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Pistons, Cast, Dish, 4.400 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Ford, Big Block, Set of 8

Part Number: UEM-1161-040

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Pistons, Hypereutectic, Dish, 3.875 in. Bore, Jeep, 4.0L, Set of 6

Part Number: UEM-3241HC-STD

2.0 out of 5 stars ( 1 )

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Piston Rings, Stainless Steel Series Performance, Gas Nitrided, 4.040 in. Bore, 1.2mm, 1.2mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SN9045040

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