BUICK REGAL Pistons & Piston Rings

Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-139S

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Estimated Ship Date: Today

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-2M139S

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Piston Rings, Phosphate Coated, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139020

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Estimated Ship Date: Today

Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-50564CP020

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Piston Rings, Phosphate Coated, 3.756 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499020

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M139S040

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Single Piston

Part Number: MAH-S2243543030

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Estimated Ship Date: Mar 10, 2026 if ordered today

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Engine Piston Ring Set, 4-Cyl Ring Set; Chrome

Part Number: HSN-2C5130

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Piston Rings, Phosphate Coated, 3.775 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499040

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-5474

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Piston Rings, Phosphate Coated, 3.746 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499010

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Piston Rings, Phosphate Coated, 3.795 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499060

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Estimated Ship Date: Feb 20, 2026 if ordered today

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Single Piston

Part Number: MAH-S2242511030

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Estimated Ship Date: Mar 9, 2026 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-5474060

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Estimated Ship Date: Feb 23, 2026 if ordered today

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Single Piston

Part Number: MAH-S2243543060

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Estimated Ship Date: Mar 10, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-5616S

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5651S

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Piston Rings, Steel, 3.484 in. Bore, 1.2 mm., 1.5 mm., 2.0 mm., Thickness, 4-Cylinder, Set

Part Number: SLP-E1024KC50MM

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Estimated Ship Date: Today

Engine Piston Ring Set, Single Cyl Ring Set; Plasma Moly

Part Number: HSN-2M5567S

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Triple Chrome

Part Number: HSN-2C5616S030

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Estimated Ship Date: Feb 19, 2026 if ordered today

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

Part Number: HSN-696030

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-5474020

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Engine Piston Ring Set, 6-Cyl Ring Set; Phosphate

Part Number: HSN-5474040

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Estimated Ship Date: Feb 19, 2026 if ordered today

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

Part Number: HSN-5615030

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Estimated Ship Date: Feb 19, 2026 if ordered today

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Engine Piston Ring Set, Single Cyl Ring Set; Phosphate

Part Number: HSN-5616S020

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Estimated Ship Date: Feb 19, 2026 if ordered today

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