Pistons & Piston Rings

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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Pistons, Cast, Dish, 4.080 in. Bore, 5/64 in., 3/32 in., 3/16 in. Ring, Ford, Big Block FE, Set of 8

Part Number: UEM-1139-030

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Piston Rings, Plasma-moly, 3.552 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: MAN-46600-8

5.0 out of 5 stars ( 1 )

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Pistons, Hypereutectic, Dish, 4.030 in. Bore, Chevy, GMC, Oldsmobile, Pontiac, 4.3L, Set of 6

Part Number: SLP-H640DCP30

5.0 out of 5 stars ( 2 )

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Piston, Forged, Flat Top, Single Valve Relief, 4.390 in. Bore, 3.850 in. Stroke, 6.605 in. Rod, 1.770 in. Compression, Ford, Each

Part Number: JEP-131685-1

5.0 out of 5 stars ( 1 )

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

Part Number: JEP-J82008-41555

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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, Steel Series Performance, Plasma-moly, 4.070 in. Bore, 1.5mm, 1.5mm, 3.0mm Thickness, 8-Cylinder, Set

Part Number: HSN-SM8565070

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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, Plasma-moly, 4.310 in. Bore, 1/16 in, 1/16 in. 3/16 in. Thickness, 8-Cylinder, Set

Part Number: JEP-J10008-43105

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Estimated Ship Date: Mar 30, 2026 if ordered today

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Piston Rings, Plasma-moly, 3.740 in. Bore, 2.3mm, 2.0mm, 3.44mm Thickness, 8-Cylinder, Set

Part Number: MAH-41940

5.0 out of 5 stars ( 1 )

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Pistons, Cast, Dish, 4.050 in. Bore, 5/64 in., 3/32 in. 3/16 in. Ring Grooves, Ford, Big Block FE, Set of 8

Part Number: UEM-1130-STD

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Estimated Ship Date: Apr 20, 2026 if ordered today

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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: Mar 30, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.310 in. Bore, Chevy, GMC, Set of 8

Part Number: SLP-H661CP60

5.0 out of 5 stars ( 2 )

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Piston Rings, Ductile Plasma Iron Top, Ductile second, Std. Tension oil, File Fit for 4.350 in. bore 1.5mm, 1.5mm, 3.0mm, Set

Part Number: SUM-1362M851535

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Piston Rings, Performance Series, 4.380 in. Bore, File Fit, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, Set

Part Number: MLE-4380MS-15

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Estimated Ship Date: Mar 30, 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: Mar 30, 2026 if ordered today

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Piston Rings, Performance Series, 4.145 in. Bore, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4145MS

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Piston Rings, Moly, 4.310 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-553K60

5.0 out of 5 stars ( 2 )

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

Part Number: SLP-H653CP40

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Piston Rings, Moly, 4.093 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-232K

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Pistons, Cast, Dish, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-1470-STD

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 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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Piston Rings, Plasma-moly, 4.155 in. Bore, File Fit, 5/64 in., 5/64 in., 3/16 in., 8-Cylinder, Set

Part Number: SLP-R587935

4.33 out of 5 stars ( 3 )

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Piston Rings, Plasma-moly, 4.310 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR919060

4.25 out of 5 stars ( 4 )

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