Pistons & Piston Rings

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

Part Number: MAH-3150036040

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Piston and Ring Kit, Forged Aluminum, 104.830mm Bore, Polaris, Kit

Part Number: WIS-4914M10483

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Estimated Ship Date: Feb 23, 2026 if ordered today

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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-9908HC-040

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Estimated Ship Date: Mar 5, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 3.810 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 4

Part Number: UEM-KB217-030

5.0 out of 5 stars ( 1 )

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Piston Rings, Plasma-moly, 4.285 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: TSR-CR209035

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Piston Rings, Performance, 4.600 in. Bore, Plasma-moly, 1.5mm, 1.5mm, 3.0mm, 8-Cylinder, 8 Sets

Part Number: MLE-4600MS-15D

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Estimated Ship Date: Feb 13, 2026 if ordered today

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Pistons, Cast, Dish, 4.330 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Cadillac, V8, Set of 8

Part Number: UEM-1817-030

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Piston Rings, Pro GPX Gas Ported, 4.185 in. Bore, File Fit, Gas Nitrided, 0.043 in., 0.043 in., 3.0mm Thickness, V8, Set

Part Number: SUM-GP418543

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Piston Rings, Pro GPX Gas Ported, 4.010 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP401012

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Piston Rings, Pro GPX Gas Ported, 4.500 in. Bore, File Fit, Gas Nitrided, 1.5mm, 1.5mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP450015

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Engine Piston, Arctic Cat ZR440 '96-98 ProLite 2618CD

Part Number: WIS-2390M06650

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Standard Size, 4.125 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in. Thickness, V8, Set of 8

Part Number: HSN-2M5529

5.0 out of 5 stars ( 1 )

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Piston Rings, Ceramic PVD, 3.897 in. Bore, 3.0mm, 2.0mm, 2.5mm Thickness, 8-Cylinder, Set

Part Number: HSN-2D5853

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Estimated Ship Date: Feb 12, 2026 if ordered today

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Piston Rings, Iron, 4.280 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SUM-135-2M551930

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Piston Rings, Pro GPX Gas Ported, 4.080 in. Bore, File Fit, Gas Nitrided, 1.2mm, 1.2mm, 3.0mm Thickness, V8, Set

Part Number: SUM-GP408012

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Piston Rings, Claimer Series Performance Ring Sets, 0.030 in. Oversize, 4.155 in. Bore, Plasma-moly, 1/16 in., 1/16 in., 3/16 in., L8, V8, Set of 8

Part Number: HSN-CM5534030

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Piston - GM 5.7L (350) V8 FLATTOP COAT (020) W/P aftermarket version

Part Number: MAH-2243547020

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Engine Piston, Tracker Series 1340 EVO Domed 10:1 CR

Part Number: WIS-40216P1

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Piston Rings, Performance Series, 4.080 in. Bore, 1/16 in., 1/16 in., 3/16 in., 8-Cylinder, Set

Part Number: MLE-4080MS

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Estimated Ship Date: Feb 13, 2026 if ordered today

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

Part Number: UEM-1434-STD

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Estimated Ship Date: Mar 6, 2026 if ordered today

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Piston Rings, Cast Iron, 3.755 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, 4-Cylinder, Set

Part Number: TSR-S3750-5

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Pistons, Hypereutectic, 3.927 in. Bore, Dish, 1.161 in. Compression Height, Floating Pin, 1.2mm x 1.2mm x 2.0mm Ring Grooves, Subaru, Set of 4

Part Number: UEM-9143HCA25MM

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Estimated Ship Date: Mar 5, 2026 if ordered today

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Piston Rings, Premium Piston Ring Sets, Plasma-moly, 4.233 in. Bore, 2.87mm, 2.5mm, 3.45mm Thickness, L6, Set

Part Number: MAH-42140020

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Estimated Ship Date: Mar 2, 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: Feb 17, 2026 if ordered today

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Piston Rings, Moly, 3.736 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Shallow 0.170 in. Oil Ring Groove, 8-Cylinder, Set

Part Number: SLP-E-634K

5.0 out of 5 stars ( 1 )

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