1981 Pistons & Piston Rings

Piston, Forged, Flat Top, 2-Valve Reliefs, 4.045 in. Bore, 3.500 in. Stroke, 5.700 in. Rod, 1.550 in. Compression, Chevy, Left, Each

Part Number: JEP-258027L

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Estimated Ship Date: Mar 3, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8

Part Number: UEM-3101HC-020

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Piston and Ring Kit, Hypereutectic, 3.228 in. Bore, Harley-Davidson®, 8.20;1 Compression Ratio, Kit

Part Number: UEM-KB292-040

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Pistons, Cast, Dish, 3.756 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-1449-020

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 3.820 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 4

Part Number: UEM-KB217-040

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Piston Rings, Phosphate Coated, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 6-Cylinder, Set

Part Number: HSN-592020

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Estimated Ship Date: Mar 2, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, 0.020 in. Oversize, 3.524 in. Bore, Chrome Top Ring, 1.75mm, 2.0mm, 4.0mm Ring Thickness, L4, Set of 4

Part Number: HSN-2C4214020

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Pistons, Hypereutectic, Flat, 3.780 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 4

Part Number: UEM-KB218-STD

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Piston Rings, Plasma-moly, 4.330 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M683080

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Estimated Ship Date: Feb 26, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.045 in. Bore, 1/16 in., 1/16 in., 3/16 in. Thickness, L8, V8, W8, Set

Part Number: HSN-2M8543045

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Estimated Ship Date: Feb 26, 2026 if ordered today

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

Part Number: HSN-2M5521040

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Estimated Ship Date: Feb 26, 2026 if ordered today

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Pistons, Cast, Dish, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-1470-040

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Estimated Ship Date: Mar 23, 2026 if ordered today

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

Part Number: HSN-2M8569

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Estimated Ship Date: Feb 26, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 4.000 in. Bore, Ford, 351W, Set of 8

Part Number: UEM-1171HC-STD

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Piston and Ring Kit, Forged Aluminum, 72.000mm Bore, Honda®, Kit

Part Number: WIS-431M07200

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 88.25mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB239-75MM

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Pistons, Hypereutectic, Dish, 88.5mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4

Part Number: UEM-KB268-1-0MM

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Pistons, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring, GM 4-Cylinder, Set of 4

Part Number: UEM-KB223-030

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Estimated Ship Date: Mar 20, 2026 if ordered today

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

Part Number: UEM-1476HC-040

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Estimated Ship Date: Mar 20, 2026 if ordered today

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

Part Number: UEM-1476HC-STD

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Pistons, Cast, Dish, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Chevy, Small Block, Set of 8

Part Number: UEM-1472-030

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Estimated Ship Date: Mar 20, 2026 if ordered today

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Pistons, Cast, Flat, 3.940 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8

Part Number: UEM-1266C-030

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Pistons, Cast, Flat, 3.970 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8

Part Number: UEM-1266C-060

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Pistons, Cast, Flat, 3.910 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Small Block, Set of 8

Part Number: UEM-1266C-STD

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Estimated Ship Date: Mar 23, 2026 if ordered today

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Pistons, Cast, Dish, 4.100 in. Bore, AMC, Set of 8

Part Number: UEM-2225C-020

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Estimated Ship Date: Mar 23, 2026 if ordered today

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