Pistons & Piston Rings

Piston Rings, Pro GPX Gas Ported, 4.060 in. Bore, File Fit, Gas Nitrided, 1.0mm, 1.0mm, 2.0mm Thickness, V8, Set

Part Number: SUM-GP406010

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Pistons, Cast, Flat, 4.290 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Mopar, Big Block, Set of 8

Part Number: UEM-1271-040

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Estimated Ship Date: Jan 29, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, 0.030 in. Oversize, 4.280 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm Ring Thickness, L8, V8, Set of 8

Part Number: HSN-2M8569030

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Estimated Ship Date: Jan 7, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.020 in. Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 8

Part Number: UEM-3222HC-020

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Piston Rings, Performance Series, 4.185 in. Bore, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4185MS

5.0 out of 5 stars ( 2 )

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Piston, Forged, Dome, 2-Valve Reliefs, 4.040 in. Bore, 3.750 in. Stroke, 6.000 in. Rod, 1.125 in. Compression, Chevy, Each

Part Number: JEP-140349S

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Estimated Ship Date: Jan 9, 2026 if ordered today

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Piston Rings, File Fit, 4.530 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, 8 Sets

Part Number: MLE-4535MS-15

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Piston and Ring Kit, Forged, 4.000 in. Bore, Harley-Davidson®, 10.50:1 Compression Ratio, Kit

Part Number: UEM-KB915C-STD

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Engine Piston Ring Set, 8-Cyl Ring Set; Phosphate

Part Number: HSN-437040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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Pistons, Cast, Dish, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Ford, Inline 6, Set of 6

Part Number: UEM-1147-020

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Piston Rings, Manganese, 4.125 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J820F841255

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Estimated Ship Date: Jan 12, 2026 if ordered today

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

Part Number: HRS-HRC487040405

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

Part Number: HSN-2M437030

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.125 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J100F84125-5

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.020 in. Bore, 1/16 in. 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-S100S8-40205

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 9, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.400 in. Bore, 2.0mm, 2.0mm, 4.0mm Ring Grooves, Ford, Big Block, Set of 8

Part Number: UEM-3157HC-040

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Pistons, Cast, Dish, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Ford, Modified, Set of 8

Part Number: UEM-1167-060

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 28, 2026 if ordered today

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Pistons, Silvolite Series Piston, 3.780 in.Bore, 3 in Stroke, Cast Aluminum, Stock Stroke,1.780 Compression Height, 0.927 in. Press Fit Wrist Pin. Set

Part Number: UEM-1410-030

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Pistons, Cast, Dish, 4.160 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, Ford, Big Block FE, Set of 8

Part Number: UEM-1138-030

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 77.000mm Bore, Honda®, Kit

Part Number: WIS-4466M07700

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Estimated Ship Date: Jan 16, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.185 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J100F8-41855

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 12, 2026 if ordered today

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Piston Rings, Performance Series, 4.035 in. Bore, File Fit, 0.043 in., .043 in., 3.0mm, 8-Cylinder, Set

Part Number: MLE-4040ML-043

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Estimated Ship Date: Jan 8, 2026 if ordered today

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Piston Rings, Premium Piston Ring Sets, Plasma-moly, 3.918 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: MAH-41850CP020

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Piston Rings, Premium Ductile Ring Sets, 0.045 in. Oversize, 4.170 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set of 8

Part Number: HSN-2M5529045

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 102.35mm Bore, 1.5mm, 1.5mm, 3.0mm Ring Grooves, Chevy, Set of 8

Part Number: UEM-3473HC-75MM

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Estimated Ship Date: Jan 28, 2026 if ordered today

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