BUICK REGAL Pistons & Piston Rings

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, Plasma-moly, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139020

5.0 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

Pistons, Hypereutectic, Flat, 3.776 in. Bore, Chevy, Set of 8

Part Number: SLP-H534CP40

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/2/2026

• Free Shipping

Piston Rings, Premium Ductile Ring Sets, Standard Size, 3.465 in. Bore, Chrome Top Ring, 1.2mm, 1.5mm, 2.0mm Ring Thickness, L4, Set of 4

Part Number: HSN-2C4564

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, Cast Iron, 4.020 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: SLP-E-251X20

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Phosphate Coated, 4.039 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139040

4.5 out of 5 stars ( 2 )

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, Piston Ring Sets, Phosphate Coated, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, for Single Piston, Set

Part Number: HSN-139S030

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Piston Ring Sets, Phosphate Coated, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, L8, V8, Set of 8

Part Number: HSN-5615

5.0 out of 5 stars ( 1 )

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, Phosphate Coated, 4.010 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139010

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Plasma-moly, 4.070 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-2M139070

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

• Free Shipping

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

Part Number: MAH-2243547020

Not Yet Reviewed

Estimated Ship Date: Mar 6, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Piston Rings, Standard Piston Ring Sets, Cast Iron, 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-50564CP

5.0 out of 5 stars ( 2 )

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

Piston Rings, Original Standard Piston Ring Sets, Cast Iron, 4.040 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, V8, Set

Part Number: MAH-50564CP040

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Piston Rings, Phosphate Coated, 3.765 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-5499030

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, Phosphate Coated, 4.059 in. Bore, 5/64 in., 5/64 in., 3/16 in. Thickness, 8-Cylinder, Set

Part Number: HSN-139060

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

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

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

Pistons, Hypereutectic, Flat, 3.796 in. Bore, Chevy, Set of 8

Part Number: SLP-H534CP60

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026

• Free Shipping

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

Not Yet Reviewed

Estimated Ship Date: Monday 2/2/2026