BUICK REGAL Pistons & Piston Rings

Piston Rings, Plasma-moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139030

4.64 out of 5 stars ( 14 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP030

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139

3.55 out of 5 stars ( 11 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP040

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP060

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: MAH-40564CP

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.005 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139005

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.080 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139080

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Moly, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251K10

3.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Premium Ductile Ring Sets, Plasma-moly, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, Chevy, GMC, Pontiac, V8, Set of 8

Part Number: HSN-2M5615030

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Cast Iron, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251KC30

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Chrome, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251KC40

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Chrome, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251KC

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Moly, 3.800 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-288K

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139010

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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

Part Number: HSN-2M5615

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Premium Ductile Ring Sets, Chrome, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-cylinder, Set

Part Number: HSN-2C139030

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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

Part Number: HSN-645

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Standard Size, 3.799 in. Bore, Plasma-moly, 1.2mm, 1.5mm, 2.0mm Ring Thickness, H6, L6, V6, Set of 6

Part Number: HSN-2M4866

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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

Part Number: HSN-2M5499020

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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

Part Number: HSN-697040

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

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Piston Rings, Premium Ductile Ring Sets, Chrome, 3.386 in. Bore, 1.2mm, 1.5mm, 2.0mm Thickness, H4, L4, V4, Set

Part Number: HSN-2C4179

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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

Part Number: HSN-2M5499

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

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

Part Number: HSN-2M696020

Not Yet Reviewed

Estimated Ship Date: Feb 17, 2026 if ordered today

• Drop Ship
• Special Order

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

Part Number: HSN-2M5499010

Not Yet Reviewed

Estimated Ship Date: Feb 16, 2026 if ordered today

• Drop Ship
• Special Order